1.

A student secures 90%,60%,54% marks in test papers with 100,150 and 200 respectively as maximum marks. The percentage of his aggregate is

A) 64%

B) 68%

C) 70%

D) 72%

E) 65%

2.

Student multiplied a number by 3/5 instead of 5/3.What is the percentage error in the calculation?

A) 65%

B) 68%

C) 70%

D) 72%

E) 64%

3.

The percentage of total quality represented by $12^{\circ}$ sector in a circle graph is

A) 12%

B) 24%

C) $3\frac{1}{3}$ %

D) $4\frac{1}{3}$ %

E) 14%

4.

A man saves $3\frac{1}{3}$ % from his salary of Rs.750 every month .in how many months will he be able to save an amount equal to his monthly salary?

A) 40 months

B) 50 months

C) 30 months

D) 25 months

E) 50 months

5.

The sales of business in 1987 were 30% less than sale in 1986.By what percent must the sale in 1988 be increased to bring the level of 1986?

A) 42.85%

B) 43%

C) 42.6%

D) 40.25%

E) 45%

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