Find out the wrong number in the series: 3,8,15,24,34,48,63

• 24

• 34

• 15

• 15

What is the location value of 7 in the figure 9872590

• 72590

• 7

• 70000

• 70000

53.

Raju earns twice as much in March as in each of the other months of the year. What part of his annual earnings he earns in that month?

• 1/5

• 5/7

• 2/13

• 2/13

Sanjay sold his watch for Rs. 1140 and thereby loses 5%. In order to gain 5% he has to sell the watch for

• Rs. 1254

• Rs. 1260

• Rs. 1197

• Rs. 1197

A mixture of 40 litres of milk and water contains 10% of water. How much water is to be added to the mixture so that the water may be 20% in the new mixture.

• 5 Litres

• 4 Litres

• 6.5 Litres

• 6.5 Litres

The length of a square is increased by 15% and breadth decreased by
15%. The area of the rectangle so formed is

• neither increases nor decreases

• decreases by 2.25%

• increases by 2.25%

• increases by 2.25%

The ratio of milk and water in 60 Litres of adulterated milk is 2: 1. If the ratio of milk and water is to be 1 : 2, then the amount of water to be added further is

• 20 Litres

• 30 Litres

• 40 Litres

• 40 Litres

A piece of cloth costs Rs. 70. If the piece is 4 metre longer and each metre costs Rs. 2 less, the cost remains unchanged. The length of the piece is

• 8 mt

• 9 mt

• 10 mt

• 10 mt

Keerthi’s father gave him some money to buy books. He spent half of the money equally to buy books and entertaining his friends. Whatever amount left with him, he deposited half in his savings account and gave Rs. 5 to a poor person as charity. Finally,Keerthi was left with Rs. 20 which he returned to his father. What amount did his father give him initially?

• Rs. 120

• Rs. 100

• Rs. 200

• Rs. 200

Praveen has Rs. 4,662 in the form of 2, 5 and 10 rupee notes. If these notes are in the ratio of 3:5:8, the number of five rupees notes with him is:

• 250

• 336

• 210

• 210