Q1.
A man purchases 6 pens for Rs.9 and he sells when market is down , 9 pens for Rs.6 . Find profit or loss percent ?
(a) loss 55.5% (b) loss 50% (c) loss 43% (d) loss 36%
Solution.
Purchases : 6 pens Rs. 9
Sells : 9 pens Rs . 6
= (36 - 81)/81 x 100
= 55.5%
Solution
Q2.
A students sold a book at a profit of 10% .If a student sold it for Rs.30 more, 12% would have gained . find the cost price .
(a) Rs.1800 (b) Rs.1500 (c) Rs.600 (d) Rs.800
Solution.
112% of cost - 110% of cost = Rs.30
2% of cost = Rs.30
2/100 of cost = Rs.30
= Rs.1500
Solution
Q3.
Find an equivalent single discount 10% and 15% .
(a) 25% (b) 30% (c) 23.5% (d) 40%
Solution.
(c) 23.5%
Solution
Q4.
The list price of an article is Rs 480 after giving 10% discount, shopkeeper get 8% profit . If shopkeeper will not allow discount , then
find the percent profit .
(a) 12% (b) 20% (c) 10% (d) 16%
Solution.
(b) 20%
Solution
Q5.
A money become 6 times in 20 years at S.I, at what time the money become 4 times at the same rate of SI .
(a) 8 years (b) 10 years (c) 12 years (d) 16 years
Solution.
(n1 - 1)t2 = (n2 - 1)t1
(6 - 1)t2 = (4 - 1) x 20
5 x t2 = 3 x 20
t2 = 12 years
Solution
Q6.
A sum was put at SI at a certain rate for 2 years. Had it been put at 2% higher rate , it would have fetched Rs 300 more , find the
sum .
(a) 10000 (b) 9000 (c) 7500 (d) 8500 `
Solution.
Sum =
More interest x 100 /Time x more rate
=
300 x 100 /2 x 2
=
30000 /4
= 7500
Solution
Q7.
At what rate of SI ,in 8 years Rs.4200 amount to Rs. 5216 ?
(a) 8% (b) 6% (c) 5% (d) 4%
Solution.
(b) 6%
Solution
Q8.
Annuity is a regular and equal payment which is made after a particular time interval .
(a) True (b) False (c) Can't say
Solution.
(a) True
Solution
Q9.
A certain sum amounts to Rs. 1480 in 3 years and amounts to Rs. 1890 in 4 years. Find rate percent per annum .
(a) 23.4% (b) 19% (c) 14% (d) 27.7%
Solution.
=
(1890 - 1480) x 100 /1480
=
41000 /1480
= 27.7%
Solution
Q10.
A sum is deposited at CI ,payable annually . The interest in two successive years was Rs 124 and Rs 172 . find the rate .
(a) 26% (b) 38.7% (c) 41.2% (d) 18%
Solution.
=
C2 - C1 /C1
x 100
=
(172 - 124) /124
x 100
=
4800 /124
= 38.7%
Solution