mathematics MCQs – Page 64

Practise multiple-choice questions from mathematics for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

mathematics Mcqs

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_________?
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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?
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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__________?
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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?
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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________?
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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 = ____________?
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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?
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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?
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A. 1200 m2

B. 1120 m2

C. 1210 m2

D. 1250 m2

1269. The area of a circle is 24.64Sq.m. the circumference of circle is________?
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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?
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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] = _________?
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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_________?
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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 m2
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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________?
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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__________?
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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?
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A. 26.4 m2

B. 39.6 m2

C. 52.8 m2

D. 79.2 m2

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
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A. 1.227m

B. 1.225m

C. 1.229m

D. 1.233m

1278. 52 * 40.1 = ________?
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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_________?
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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__________?
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A. 283

B. 308

C. 279

D. 318

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