Question
Sahil can make a toy in 3 hrs, 25 minutes and 13
seconds. How much time he will take to make 8 such toys?Solution
1 toy takes 3 hrs. 25 minutes and 13 seconds thereofre, 8 toys will take 3 hrs. 25 minutes and 13 seconds * 8 = 27 hrs. 21 min. 44sec
A two-digit number has a sum of its digits equal to 10. Additionally, if 36 is subtracted from this number, the resulting number has its digits reversed...
What is the highest possible sum of (m + n) if the number '9m813n2' is divisible by 12?
How many numbers in the range from 200 to 800 are divisible by 4, 8, and 16?
Find the fourth proportional to 2, 3, 6.
- Find the median of the following observations:
13, 14, 12, 15, 11, 16, 19, 10, 20, 18, 17 Four numbers P, Q, R, S satisfy: Q is 25% less than P, Q:R = 9:10, and R:S = 5:8. If the average of P, Q, R, S is 94, find (S – P).
The digits of a two-digit number ‘N’ are reversed to form a new number ‘M’. If M < N and N – M = 45, then which of the following maybe ‘N’...
Product of two consecutive positive even numbers is 288. Find the sum of the digits of the two numbers.
Find the remainder when x³ + 2x² − 5x + 7 is divided by (x − 2).
- 35% of 45% of 640 = z + 20.2, what is the sum of the squares of the digits in ‘z’?
Relevant for Exams:
