A to Z Exams

The value of log2(log3 625) is

A pineapple costs Rs. 7 each. A watermelon costs Rs. 5 each. X spends Rs. 38 on these fruits. The number of pineapples purchased is:

The ratio of Gomathi’s and Rashmi’s ages is 3:5 respectively. After ten years this ratio will become 2:3. What is Rashmi’s age in years?

5837 + 2(?) 34+9812= 18083

In what time will a train 100 meters long cross an electric pole, if its speed be 144 km/hr?

Anuradha purchased 30 kg of rice at the rate of Rs 11.50 per kg and 20 kg of rice at the rate of Rs 14.25 per kg. She mixed the two and sold the mixture. Approximately at what price per kg should she sell the mixture to make 30 per cent profit

√7+√5 / √7 - √5 is equal to

A grocer has a sale of Rs. 6435, Rs. 6927, Rs. 6855, Rs. 7230 and Rs. 6565 for 5 consecutive months. How much sale must he have in the sixth month so that he gets an average sale of Rs. 6500 ?

Out of 9 persons, 8 persons spent Rs. 30 each for their meals. The ninth one spent Rs. 20 more than the average expenditure of all the nine. The total money spent by all of them was:

In how many distinguishably different ways can a cube be painted using at most two colours - White and Black - such that each face is coloured with exactly one of the two given colours?

Three pencils , four erasers and two sharpeners together cost Rs. 10.50. Two pencils one eraser and three sharpeners together cost Rs. 9.50. How much does each eraser cost?

The H.C.F of 2/3, 8/9, 64/81 and 10/27 is:

The least number, which when divided by 12, 15, 20 and 54 leaves in each case a remainder of 8, is:

What is the ratio whose terms differ by 40 and the measure of which is 2/7?

12 men take 18 days to complete a job whereas 12 women in 18 days can complete 3/4 of the same job. How many days will 10 me and 8 women together take to complete the same job ?

The present population of a country estimated to be 10 crores is expected to increase to 13.31 crores during the next three years. The uniform rate growth is :

If x + y > 4 and x < 3, then y > 1 is true.  Is this statement true?

A number is selected at random from first thirty natural numbers. What is the chance that it is a multiple of either 3 or 13?

A person borrows rs.5000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 6 1/4 % p.a. for 2 years. Find his gain in the transaction per year

A shopkeeper marks up his goods to gain 35%. But he allows 10% discount for cash payment. His profit on the cash transaction therefore, in percentage, is

If 3√5 + √125 = 17.88, then what will be the value of √80 + 6√5 ?`

In how many of the given years was the production of Milk more than the average production of the given years?

The compound interest on a sum of money for 2 years in Rs. 832 and the simple interest on the same sum for the same period is Rs. 800. The difference between the compound interest and the simple interest for 3 years will be:

The L.C.M of three different numbers is 120. Which of the following cannot be their H.C.F 7?

If R = (3065-2965)/(3064+2964) then :

The radii of two cylinders are in the ratio 2 : 3 and heights 5 : 3. Calculate ratio of their volumes

Four men and three women can do a job in 6 days. When five men and six women work on the same job, the work gets completed in 4 days. How many days will a woman take to do the job, if she works alone on it?

A sum of money invested at compound interest amounts to Rs. 4624 in 2 years and to Rs. 4913 in 3 years. The sum of money is:

If in a code, 52 – 36 = 97 and 46 – 78 = 1510, then how 53 – 62 can be encoded?

If the price of a book is first decreased by 25% and then increased by 20%, then the net change in the price will be: