Maths Mcqs Practice Test

Question 1

The base of a right triangle is 8 and hypotenuse is 10. Its area is________?

Accepted Answer

A. 12

Question 2

The altitude of an equilateral triangle of side 2√3 cm is_________?

Accepted Answer

D. 3 cm

Question 3

The length of each side of an equilateral triangle having an area of 4√3 cm2is_______?

Accepted Answer

D. 4 cm

Question 4

The area of a triangle will be when a = 1m, b = 2m, c = 3m, a, b, c being lengths of respective sides.

Accepted Answer

A. 0 sq m

Question 5

The area of a triangle is with base 4m and height 5m?

Accepted Answer

B. 10 sq m

Question 6

Bilal’s room has a floor of 8m by 4m. He decides to tile the floor with tiles of 25cm x 20 cm. How many tiles will he need?

Accepted Answer

B. 640 tiles

Question 7

A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?

Accepted Answer

D. 88

Question 8

The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?

Accepted Answer

D. None of These

Question 9

The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?

Accepted Answer

B. 50% increase

Question 10

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

Accepted Answer

D. 2520 m2

Question 11

Water flows a tank 200 x 150m through a rectangular pipe 1.5 x 1.25m at the rate at 20kmph. In what time will be water rises by 2 meters?

Accepted Answer

D. 96min

Question 12

The surface area of a (10cm x 4cm x3cm) brick is__________?

Accepted Answer

C. 164 Sq.cm

Question 13

The product of the area of three adjacent faces of a rectangular box is equal to___________?

Accepted Answer

C. the square of the volume of the box

Question 14

The sum of the length breadth and depth of cuboid is 19cm and it’s diagonal is 5√5 cm it’s surface area is_________?

Accepted Answer

B. 236 Sq.cm

Question 15

A hall is a 15m long and 12m board. If the sum of the areas of the floor and the ceiling is equal to the areas of the 4 walls the volume of the hall is:

Accepted Answer

B. 1200 Cu.m

Question 16

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

Accepted Answer

A. 1.227m

Question 17

A rectangular tank measuring (5m x 4.5m x 2.1m) is dug in the center of the field measuring 13.5m x 2.5m. The earth dug out is speed every over the remaining portion of the field raised?

Accepted Answer

C. 4.2cm

Question 18

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________?

Accepted Answer

C. 17.18cm

Question 19

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?

Accepted Answer

B. 10km/hr

Question 20

What part of a ditch 48m long 16.5 broad and 4m deep can be filled by the earth got by digging a cylindrical tunnel of diameter 4m and length 56m?

Accepted Answer

B. 2/9