Manoj gave 60% of his salary to his wife and invested rest amount in mutual funds. His wife spends 30% amount on grocery and 20% on rent. From remaining amount, she purchased gold worth Rs. 18000. Find salary of Manoj.

Salary of a person is first increased by 20 %, then it is decreased by 20 %. Then the percentage change in his salary is: 

The difference of cube between the two numbers is 999. If the numbers are in the ratio of 4: 3, then what is the square of the smaller number?

200 meter long train crosses a bridge with the speed of 54 km/hrs. in 30 sec. Find the length of bridge?

Geeta weighs 11.235 kg . Her sister weighs 1.4 times her weight . Find their combined weight ? 

The LCM of two positive integers is twice the larger number. The difference of the smaller number and the GCD of the two numbers is 4. The smaller number is: 

The angles of elevation of top and bottom of flag kept on a flag post from 30 metres distance, are 45 ° and 30 ° respectively. Height of the flag is [ taking 13 = 1.732) 

Megha invests an amount of Rs. 15,860 in the names of her three daughters A, B and C in such a way that they get the same interest after 2, 3 and 4 years respectively. If the rate of simple interest is 5 % p.a, then the ratio of the amounts invested among A, B and C will be –