Basic mathematics

What is 25% of 480?

• 1 160
• 2 100
• 3 120
• 4 140

Two numbers are in the ratio 3 : 5 and their sum is 64. The larger number is:

• 1 32
• 2 24
• 3 36
• 4 40

A train travels at 60 km per hour for 2.5 hours. The distance covered is:

• 1 180 km
• 2 135 km
• 3 120 km
• 4 150 km

The simple interest on Rs 5000 at 8% a year for 3 years is:

• 1 Rs 1500
• 2 Rs 1000
• 3 Rs 1200
• 4 Rs 400

The LCM of 12 and 18 is:

• 1 216
• 2 72
• 3 36
• 4 6

The average of five numbers is 20. A sixth number, 32, is added. The new average is:

• 1 26
• 2 24
• 3 21
• 4 22

A shirt priced at Rs 1500 is sold at a 20% discount. The selling price is:

• 1 Rs 1000
• 2 Rs 1280
• 3 Rs 1200
• 4 Rs 1300

The value of 3/4 + 5/6 is:

• 1 15/24
• 2 19/12
• 3 4/3
• 4 8/10

If 2x + 7 = 25, then x is:

• 1 9
• 2 11
• 3 16
• 4 7

Eight workers finish a job in 12 days. How many days will 6 workers need?

• 1 18
• 2 14
• 3 16
• 4 9

The square root of 1764 is:

• 1 38
• 2 44
• 3 46
• 4 42

An item bought for Rs 800 is sold for Rs 1000. The profit percentage is:

• 1 30%
• 2 20%
• 3 25%
• 4 200%

40% of 250 is:

• 1 100
• 2 90
• 3 125
• 4 110

The average of 12, 15 and 18 is:

• 1 15
• 2 16
• 3 45
• 4 14

Rs 600 is shared in the ratio 2 : 3. The larger share is:

• 1 Rs 300
• 2 Rs 360
• 3 Rs 240
• 4 Rs 400

A can do a job in 10 days and B in 15 days. Working together they finish it in:

• 1 5 days
• 2 25 days
• 3 12.5 days
• 4 6 days

A speed of 72 km/h is equal to:

• 1 15 m/s
• 2 25 m/s
• 3 20 m/s
• 4 72 m/s

The area of a triangle with base 10 cm and height 6 cm is:

• 1 36 cm²
• 2 60 cm²
• 3 30 cm²
• 4 16 cm²

The decimal 0.75 as a fraction is:

• 1 1/75
• 2 3/5
• 3 3/4
• 4 7/5

If x ÷ 4 = 9 ÷ 12, then x is:

• 1 2
• 2 36
• 3 3
• 4 4