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Let A’s age be x years and father’s age be 5x years. Present age of B = 6 + 3 = 9 years After 7 years, => 5x + 7 = 2(9 + 7) => 5x = 32 – 7 => x = 25/5 = 5 years
Find the smallest number that when divided by 6, 8, and 15 leaves a remainder of 5 in each case.
The sum of the exponents of the prime factors in the prime factorization of 225 is
Mohit purchased some toffees at a rate of Rs 20 for every 50 toffees. Additionally, he bought twice as many toffees at a price of Rs 1.50 per piece. He ...
The natural numbers 'P', 'Q', and 'R' satisfy the ratios P:Q = 2:3 and Q:R = 5:4. Which of the following could be a possible valu...
5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 30 and ratio of the 4th and the 5th number is 2:3. If difference between t...
361 + 362 + 363 + 364 is divisible by which number?
The square of 12 is subtracted from 25 times a whole number, and the result is equal to the square of that number. Find the square of the difference bet...
What is the greatest common divisor of 1320, 1980, and 3300?
Find the largest three-digit number that leaves '3', '4' and '5' as remainder when it is divided by '7', '8' and '9', respectively.
