Question
Amit scored 80 marks in subject X. He scored 60% marks
in subject B and Y marks in subject D. Maximum marks in each subject was 300. The overall percentage marks obtained by Amit in all the three subjects together was 62%. How many marks did he score in subject D?Solution
325 mangoes are distributed among some boys and girls who are 60 in numbers. Each boys gets five mangoes and each girls gets six. The number of boys is :
Consider two natural numbers, 'a' and 'b', which are in the ratio of 17:20. If we increase 'a' by 18 and decrease 'b' by 20, the new ratio of 'a' to 'b'...
- When (406 77 + 55) is divided by 58, the remainder is:
What is the least value of ‘a’ that should come in the number 5943a2, to make the number exactly divisible by 8?
Sum of squares of three consecutive numbers is 1730. Find the sum of first and third number.
How many composite numbers are there from 41 to 79?
If the 4-digit number r76s is exactly divisible by 9, what is the least value of (r + s)?
In a two digit positive number, the digit in the unit’s place is equal to the square of the digit in ten’s place, and the difference between...
The denominator of a rational number is 4 more than its numerator. If the numerator is increased by 5 and the denominator is decreased by 3, we obtain 3...
When the digits are swapped, the new two-digit number equals 44 less than 120% of the original. The sum of the digits is 13. Determine the original number.
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