model 11 ratio & partnership Section-Wise Topic Notes With Detailed Explanation And Example Questions

Question : 1

If the ratio of cost price and the selling price is 5 : 6, the gain per cent is

a) 33$1/3$%

b) 20%

c) 25%

d) 30%

Question : 2

In what ratio Darjeeling Tea costing Rs.320 per kg be mixed with Assam Tea costing Rs.250 per kg so that there is a gain of 20% by selling the mixture at Rs.324 per kg ?

a) 2 : 3

b) 1 : 2

c) 3 : 2

d) 2 : 5

Question : 3

Nita blends two varieties of tea— one costing Rs.180 per kg and another costing Rs.200 per kg in the ratio 5 : 3. If she sells the blended variety at Rs.210 per kg, then her gain percent is

a) 11%

b) 10%

c) 12%

d) 13%

Question : 4

A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of the cost price and the printed price of the book is

a) 25 : 37

b) 99 : 125

c) 50 : 61

d) 45 : 56

Question : 5

In what ratio must a grocer mix tea at Rs.60 a kg, and Rs.65 a kg, so that by selling the mixture at Rs.68.20 a kg, he may gain 10%?

a) 3 : 4

b) 3 : 2

c) 3 : 5

d) 4 : 5

Question : 6

Rs.864 is divided among A, B and C such that 8 times A’s share is equal to 12 times B’s share and also equal to 6 times C’s share. How much did B get ?

a) Rs.192

b) Rs.399

c) Rs.288

d) Rs.72