mathematics mcqs to prepare for nts, kppsc, fpsc, ppsc and more | mcqpk.com

mathematics Mcqs

1251. If the side of a square is increased by 25% then its area is increased by_________?
0

A. 56.25%

B. 55%

C. 25%

D. 40.50%

1252. Four bells begin to toll together respectively at the intervals of 8, 10, 12 and 16 seconds. After how many seconds will they toll together again?
0

A. 240 seconds

B. 243 seconds

C. 242 seconds

D. 246 seconds

1253. An officer was appointed on maximum daily wages on contract money of Rs. 4956. But on being absent for some days, he was paid only Rs. 3894. For how many days was he absent?
0

A. 3

B. 5

C. 4

D. 6

1254. A merchant has three different types of milk: 435 liters, 493 liters and 551 liters. Find the least number of casks of equal size required to store all the milk without mixing.
0

A. 47

B. 45

C. 61

D. 51

1255. Which of the following has the most number of divisors?
0

A. 99

B. 176

C. 101

D. 182

1256. The perimeter of a rectangle is 60m. If its length is twice its breadth then its area is__________?
0

A. 200m2

B. 220m<sup>2</sup>

C. 160m<sup>2</sup>

D. 180m<sup>2</sup>

1257. A rectangular grass field is 75 m * 55 m, it has a path of 2.5 m wide all round it on the outside. Find the area of the path and the cost of constructing it at Rs.2 per sq m?
0

A. 675, Rs.1350

B. 575, Rs.1350

C. None

D. 1350, Rs.675

1258. A paper is in a square form whose one side is 20 cm. Two semi circles are drawn on its opposites as diameters. If these semi circles are cut down what is the area of the remaining paper?
0

A. (400 2?) cm<sup>2</sup

B. (400 200?) cm<sup>2</sup

C. 200? cm<sup>2</sup

D. (400 100?) cm2

1259. The ratio of numbers is 3:4 and their H.C.F is 4. Their L.C.M is__________?
0

A. 16

B. 12

C. 24

D. 48

1260. Find the least number which when divide by 2, 3, 4, 5 and 6 leaves 1, 2, 3, 4 and 5 as remainders respectively, but when divided by 7 leaves no remainder?
0

A. 126

B. 119

C. 210

D. 154

1261. If an area enclosed by a circle or a square or an equal triangle is the same then the maximum perimeter is possessed by_________?
0

A. Circle

B. Square

C. Equilateral Triangle

D. Both Triangle and Square

1262. The area of a square field 3136 sq m, if the length of cost of drawing barbed wire 3 m around the field at the rate of Rs.1.50 per meter. Two gates of 1 m width each are to be left for entrance. What is the total cost?
0

A. Rs.999

B. Rs.1014

C. Rs.1085

D. Rs.1140

1263. The Total cost of flooring a room at Rs.8.50 per square meter is Rs.510. If the length of the room is 8km its breadth is__________?
0

A. 8.5m

B. 12.5m

C. 10.5m

D. 7.5m

1264. What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30?
0

A. 2520

B. 1260

C. 630

D. 196

1265. An agricultural field is in the form of a rectangle of length 20m and width 14m. A pit 6m long 3m wide and 2.5m deep is dug in a corner of the field and earth taken out of the pit is spread uniformly over. The remaining area of the field. The level of the field has raised by________?
0

A. 17.18cm

B. 18.19m

C. 16.17cm

D. 15.16cm

1266. Positive integers indicated by x and y satisfy 3 1/x * y 2/5 = 13 3/4, the fractions being in their lowest terms, then x = ? and y = ____________?
0

A. x = 4, y = 4

B. x = 4, y = 8

C. x = 2, y = 4

D. x = 8, y = 4

1267. A tank is 7m long and 4m wide at what speed should water run through pipes 5cm broad and 4cm deep so that in 6 hours and 18 minutes, the water level in the tank rises by 4.5cm?
0

A. None of these

B. 10km/hr

C. 12km/hr

D. 14km/hr

1268. A rope of which a calf is tied is increased from 12 m to 23 m, how much additional grassy ground shall it graze?
0

A. 1200 m<sup>2</sup>

B. 1120 m<sup>2</sup>

C. 1210 m2

D. 1250 m<sup>2</sup>

1269. The area of a circle is 24.64Sq.m. the circumference of circle is________?
0

A. 17.60m

B. 16.36m

C. 18.40m

D. 14.64cm

1270. Find the cost of fencing around a circular field of diameter 28 m at the rate of Rs.1.50 a meter?
0

A. Rs.100

B. Rs.132

C. Rs.125

D. Rs.150

1271. [8 + {(21 * ?9/441 1 /5 of 60% 1/5) * 625 + 7} 4] = _________?
0

A. 7

B. 15

C. 16

D. 10

1272. The difference between the radi of the smaller circle and the bigger circle is 7cm and the difference between the area of two circles is 1078Sq.cm Radius of the smaller circle is_________?
0

A. None of these

B. 17.5cm

C. 28cm

D. 21cm

1273. A path of uniform width turns the inside of a rectangular field 38m long and 32m wide. IF the path occupies 600 m<sup>2
0

A. 8.75m

B. 10m

C. 5m

D. 3m

1274. A man walked 20 m to cross a rectangular field diagonally. If the length of the field is 16 cm. Find the breadth of the field is________?
0

A. 14 m

B. 13 m

C. 12 m

D. 11 m

1275. The largest size of bamboo that can be placed in a square of area 100 sq.meters is__________?
0

A. 20m

B. 10m

C. 14.14m

D. 25m

1276. The area of sector of a circle whose radius is 12 metro and whose angle at the center is 42 is?
0

A. 26.4 m<sup>2</sup>

B. 39.6 m<sup>2</sup>

C. 52.8 m2

D. 79.2 m<sup>2</sup>

1277. A plot of land in the form of a rectangle has dimensions 240m x 180m. A draint 10m wide is dug all around it on the outside and the earth dug out is evenly spread over the plot increasing its surface level by 25cm. The depth of the drailent of
0

A. 1.227m

B. 1.225m

C. 1.229m

D. 1.233m

1278. 52 * 40.1 = ________?
0

A. 2080

B. 2380

C. 2480

D. 2260

1279. The area of a square field is 6050 Sq.m.The length of it diagonal is_________?
0

A. 120cm

B. 112m

C. 110m

D. 135m

1280. The H.C.F of two numbers is 11 and their L.C.M is 7700. If one of the numbers is 275, then the other is__________?
0

A. 283

B. 308

C. 279

D. 318

1281. In a rhombus whose area is 144 sq.cm on of its diagonals is twice as long as the other. The lengths of its diagonals are:_________?
0

A. 24 cm,48cm

B. 6cm,12cm

C. 6?2cm,12?2cm

D. 12cm,24cm

1282. The least number which when add 3 to it, completely divided 8, 12 and 18 is_______?
0

A. 69

B. 71

C. 68

D. 70

1283. What is the area of a square field whose diagonal of length 20 m?
0

A. 300 sq m

B. 250 sq m

C. 400 sq m

D. 200 sq m

1284. The area of the base of a rectangular tank is 6500Sq.cm and the volume of water containing in it is 2-6 cubic meters. The depth of the water in the tank is
0

A. 3m

B. 4m

C. 2.5m

D. 5.5m

1285. What is the diameter of a wheel that makes 113 revolution to go 2km 26 decametre?
0

A. 6 4/11m

B. 12 4/11m

C. 12 8/11m

D. 4 4/13 m

1286. If (4<sup>61
0

A. 11

B. 13

C. 3

D. None of these

1287. A heap of stones can be made up into groups of 21. When made up into groups of 16, 20, 25 and 45 there are 3 stones left in each case. How many stones at least can there be in the heap?
0

A. 7203

B. 2403

C. 3603

D. 4803

1288. A rectangular carpet has an area of 60 sq.m its diagonal and longer side together equal 5 times the shorter side. The length of the carpet is:_________?
0

A. 13m

B. 12m

C. 5m

D. 14.5m

1289. A rectangular farm has to be fenced one long side, one short side and the diagonal. If the cost of fencing is Rs.10 per meter. The area of farm is 1200 m2 and the short side is 30 m long. How much would the job cost?
0

A. Rs.1200

B. Rs.700

C. Rs.1500

D. Rs.1400

1290. The radius of a circular wheel is 1.75 m, how many revolutions will it make in traveling 1 km?
0

A. 1000

B. 4000

C. 3000

D. 2000

1291. What is the least number which when divided by 8, 12, 18 and 24 leaves the remainders 4, 8, 14 and 20 respectively?
0

A. 78

B. 58

C. 68

D. None

1292. The sum of the length breadth and depth of cuboid is 19cm and its diagonal is 5?5 cm its surface area is_________?
0

A. 125 Sq.cm

B. None of these

C. 236 Sq.cm

D. 361 Sq.cm

1293. If the diagonal of a square is doubled. How does the area of the square change?
0

A. Becomes fourfold

B. Becomes twofold

C. Becomes threefold

D. none of the above

1294. The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is__________?
0

A. 2520 m2

B. 2480 m2

C. 2420 m2

D. 1520 m2

1295. The length of a rectangular room is 4 meters. If it can be partitioned into two equal square rooms. What is the length of each partition in meters:________?
0

A. 4

B. 1

C. Data Inadequate

D. 2

1296. Sides of a rectangular park are in the ratio 3: 2 and its area is 3750 sq m, the cost of fencing it at 50 ps per meter is_______?
0

A. Rs.150

B. Rs.125

C. Rs.175

D. Rs.100

1297. 421 * 0.9 + 130 * 101 + 10000 = ___________?
0

A. 33500

B. 23500

C. 22500

D. 24500

1298. The product of two digits number is 2160 and their HCF is 12. The numbers are________?
0

A. -12,180

B. (96,25)

C. (72,30)

D. (36,60)

1299. Find the least number which when divided by 35 leaves remainder 25, when divided by 25 leaves remainder 15 and when divided by 15 leaves remainder 5?
0

A. 518

B. 435

C. 420

D. 515

1300. In finding the HCF of two numbers, the last divisor was 41 and the successive quotients, starting from the first, where 2, 4 and 2. The numbers are______?
0

A. 700,400

B. 800,500

C. 820,360

D. 820,369

Showing 1251 to 1300 of 3669 mcqs