Question
Ramesh is 18th from the right end in a row of
60 boys. What is his position from the left end?Solution
Number of boys towards the left of Ramesh = (60 – 18) = 42 So, Manish is 43th from the left end.
If 'S' is the prime number 5, then find the fourth proportion of (S + 3), (S - 1) and (S + 7).
- The mean proportional of 6 and 24 is _____.
The ratio of milk to water in a mixture is 5:2. If 14 liters of water is added, the ratio becomes 5:4. Find the quantity of milk in the mixture.
The ratio of two numbers is 2:5. If each number is decreased by 4, the ratio becomes 3:8. Find the smaller numbers.
Find the third proportional to 16 and 48?
The ratio of the number of English books to Hindi books in a library shelf is 5:4. If 140 Hindi books are written by Pradeep, which constitutes 20% of t...
Two numbers are respectively 40% and 20% more than a third number. Find the ratio of two numbers.
Find the fourth proportion of (2k + 1), (4k + 2) and (6k + 3). (Note: 'k' is the smallest two-digit prime number.)
Find the fourth proportional of 10¹⁵, 2⁸ and 5⁸
Find the third proportion of √ 2, √ 7 and √ 21.
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