Radha earns 22% of her investment. If she earns Rs 187, Then how much did she invest?

A cricketer scored a total of 62 runs in 96 balls. He hit 3 sixes, 8 fours, 2 twos and 8 singles. What percentage of the total runs came in

(i) Sixes

(ii) 4’s

(iii) 2’s

(iv) singles

A cricketer hit 120 runs in 150 balls during a test match. 20% of the runs came in 6’s, 30% in 4’s, 25% in 2’s and the rest in 1’s. How many runs did he score in

(i) 6’s (ii) 4’s

(iii) 2’s (iv) singles

What % of his shots were scoring ones?

Rohit deposits 12% of his income in a bank. He deposited Rs 1440 in the bank during 1997. What was his total income for the year 1997?

Gunpowder contains 75% nitre and 10% sulphur. Find the amount of the gunpowder which carries 9 kg nitre. What amount of gunpowder would contain 2.3 kg sulphur?