If the length of a rectangular plot of land be increased by 5% and the breadth diminished by 10%, by hoe per cent will its area increase or decrease?
If a sum of money placed at compound interest, compounded annually, doubles itself in 5 years, then the same amount of money will be 8 times of itself in-
The height of four boys is recorded as 142 cms., 156 cms., 162 cms., and 178 cms. What is the average height of all four boys?
697.2 + 69.72 + 6.972 = ? - 26.108
A jar contain 10 red marbles and 30 green ones. How many red marbles must be added to the jar so that 60% of the marbles will be red ?
6378.94 - 746.8 + 134.502 = ?
(25% of 120) + (40% of 220) = ?
There are 864 bananas packed in dozens in 9 boxes. Each box has the same number of bananas. How many dozens of bananas are packed in each box?
The product of two successive numbers is 6972 which is the greater number?
By selling a book for Rs. 270, 20% profit was earned. What is the cost price of the book?
The radio of two numbers is 4 : 5. Their H.C.F.is 5. Their L.C.M. is-
Which letter will come at the place of question mark (?) in the following series of letters: CONSEQUENCES, ONSEQUENCE, NSEQUENC, ? , EQUE
On teacher's day 3200 sweets were to be equally distributed amongest a certain number of children. But on that particular day 80 children remained absent; hence each child got 2 sweets extra. How many children were originally supposed to be there?
Average of five numbers is 61. If the average of first and third number is 69 and the average of second and fourth number is 69, what is the fifth number ?
The marked price of a radio is Rs. 480. The shopkeeper allows a discount of 10% and gains 8%. If no discount is allowed , his gain per cent would be-
The are of a circular plot is 3850 sq.metres. What is the circumference of the plot?
How many rotations will the hour hand of a clock complete in 72 hours?
8 workers can do a work in 12 days. If two more workers whose efficiency is double than the earlier ones join them, In how many days they will be able to finish that work?
A car covers a distance from town I to Town II at the speed of 56 kms./hr and from Town II to Town I at the speed of 53 kms./hr.What is the average speed of the car?
Five-ninth of sixty two per cent of a number is equal to 2790. what is number?
The selling price of 10 oranges is the cost price of 13 oranges. Then the profit percentage is
152 x 8 + (228 + 19)2 = ?
If a quantity of rice serve 100 men for 15 weeks, how many men will it serve 6 weeks?
Students attending the flag hoisting function in a school are given 2 chocolates each.How many such chocolates should be ordered if 6354 students attended the function ?