ARITHMETIC A is 8 years older than B and B is 12 yea | Data Interpertation & airthmatic

ARITHMETIC


A is 8 years older than B and B is 12 years younger than C. If the sum of the ages of A, B and C is 80 years, then what is B’s age after 10 years?

a) 20 years
b) 30 years
c) 28 years
d) 22 years
e) None of these

If the certain number of students in the class and the average weight of the class is x kg. If after one month 5 students of the class is reduced their weight by 4 kg, then the average weight of the class is reduced by 2 kg. What is the total number of students in the class?

a) 20
b) 15
c) 10
d) 8
e) None of these

The ratio of the income of A and B is 3: 2 and the ratio of their expenditure is 6: 5. If the ratio of the income to savings of A is 3: 1, then what is the ratio of the savings of A to B?

a) 2: 1
b) 2: 3
c) 3: 1
d) 3: 2
e) None of these

Ratio of the length to breadth of the rectangular floor is 2: 1. If Rs.1440 is required to paint the floor at the rate of Rs.5 per square meter, then what is the difference between the length and breadth of the rectangular floor?

a) 10 cm
b) 12 cm
c) 14 cm
d) 16 cm
e) None of these

Sunil spends 60% of his income on education fee. He spends 30% of remaining on food and 50% of the remaining on shopping. If he left with him Rs.2800, then what is the amount he spends on education fee?

a) Rs.12000
b) Rs.20000
c) Rs.24000
d) Rs.28000
e) None of these

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