By selling 50 items, a shopkeeper lost the amount equal to the selling price of 10 items. His loss per cent is

1

(a)

\(\frac{30}{7}\)%

(b)

\(\frac{40}{3}\)%

(c)

\(\frac{25}{3}\)%

(d)

\(\frac{50}{3}\)%

Suppose a certain sum doubles in 2 yr at r % rateof simple interest per annum or at R% rate of interest per annum compounded annually,we have

1

(a)

r

(b)

R < r

(c)

R=r

(d)

Cannot be termined

The buying price of 5 kg guava, at the rate Rs 20 per kg with 5% sales tax on the purchase, is

1

(a)

Rs 22

(b)

Rs 23

(c)

Rs 24

(d)

None of these

Radhika bought a car for Rs 250000. Next year, its price decreased by 10% and further next year it decreased by 12%. In the two years, overall decrease per cent in the price of the car is

1

(a)

3.2%

(b)

22%

(c)

20.8%

(d)

8%

Asurn is taken for 2 yr at 16% per annum, If interest is compounded after every three months, the number of times for which interest is charged in 2 yr is

1

(a)

8

(b)

4

(c)

6

(d)

9

The cost price of 10 tables is equal to the sale price of 5 tables. Then, profit per cent is 100%.

1

(a) True

(b) False

40% of [100 - 20% of 300] is equal to 64.

1

(a) True

(b) False

The sale price is regular price minus the discount.

1

(a) False

(b) True

If for the principal P, rate R% and time T,the simple interest is SI and compound interest is CI. Then, CI > SI.

1

(a) False

(b) True

The compound interest on Rs 50000 at4% per annum for 2 yr compounded annually is Rs 4080.

1

(a) False

(b) True

After spending 20% of the salary, Aakash has Rs 20000 in his hand. Find the amount of his salary.

2

(a)

Find the discount in per cent, when MP = Rs 900and SP = Rs 873

2

(a)

If Rs 1600 lent at a CI of 5% per annum, then compounded half-yearly for 1 yr will amount to ...

2

(a)

If \(\frac{7}{3}\) % of a number is 147, then find the number.

2

(a)

If marked price of an article is Rs 1200 and the discount is 12%, then find the selling price of the article.

2

(a)

Your bill in a shop is Rs 577.80. TIy estimating 15% discount of the same bill amount.

3

(a)

Find the buying price of the following, when 5% sale tax is added on the purchase of two bars of soap at Rs 35 each.

3

(a)

Arun bought a pair of skates at a sale, where the discount given was 20%. It the amount he pays is Rs 1600, find the marked price.

3

(a)

A machinery worth Rs10500 depreciated by 5%. Find its value after one year.

3

(a)

If simple interest for 5 yr be equal to 40% of the principal, then in how much time it will be equal to the principal?

3

(a)

Find the ratio of the following.
(a) Speed of a cycle 15 km/h to the speed of scooter 30km/h
(b) 5m to 10 km
(c) 50 paise to Rs.5

5

(a)

Find the rate of discount being given on a laptop, whose selling price is Rs 30000 after deducting a discount of Rs 4050 on its marked price.

5

(a)