Class 8 : Comparing Quantities Quiz

Convert the following ratio into percentage:
1 : 5

• 20%
• 10%
• 25%
• 50%

If 20% of x = 80 then x = _____

• 400
• 40
• 4000
• 800

Tags

CCSS.8.EE.C.7

Find the rate of discount when on the Market Price of ₹ 600/- a discount of ₹ 60 is given.

• 10%
• 15%
• 20%
• 30%

If 72% of 25 students like maths, find out the number of students who do not like mathematics?

• 8

• 9

• 7

The price of a motorcycle was Rs. 34,000 last year. It has increased by 20% this year. The price of motorcycle now is:

• Rs 36000

• Rs 38,800

• Rs 40,800

• Rs 32000

Tags

CCSS.8.EE.C.7

CCSS.8.F.B.4

The compound interest on Rs 50,000 at 4% per annum for 2 years compounded annually is

• 4000

• 4080

• 4250

• 5000

Tags

CCSS.8.EE.A.1

The price of a TV is ` 13,000. The sales tax charged on

it is at the rate of 12%. Find the amount that Vinod will

have to pay if he buys it

• 14000

• 14450

• 14560

• 15000

 $The\ correct\ formula\ to\ find\ compound\ interest\ is$  

•  $CI\ =\ P\left(1+\frac{R}{100}\right)^T-P$  

•  $CI=\ P\left(1-\frac{R}{100}\right)^T-P$  

•  $CI=\ P\left(1+\frac{R}{100}\right)^T+P$  

• None of these

A lamp was sold for ₹315 after a 10% loss.C.P. is

• ₹283.50

• ₹300

• ₹350

• ₹355

An article costing ₹1,400 was sold for ₹1,050, percent loss is

• 10%

• 25%

• 35%

• 45%