Question
Which two signs should be interchanged to make the
following equation correct? 12 – 4 + 8 × 3 ÷ 7 = 20Solution
The correct answer is B
The HCF and LCM of two natural numbers are 10 and 60, respectively. What is the difference between the two numbers, if one of the numbers is 30?
Find the least number of four digits which is exactly divisible by 6, 8 and 16?
The least common multiple (LCM) of two numbers is 510, and their highest common factor (HCF) is 17. Additionally, the sum of these two numbers is 187. F...
The fruit-seller wants to pack the boxes with apples. If he packs 4 or 5 apples per box then he is left with 3 apples but if he packs with 8 or 9 apple...
The LCM of two numbers is 33 times of their HCF. The sum of the LCM and HCF is 850. If one number is 25, then the other number is:
Three bells ring at intervals of 18 seconds, 24 seconds and 32 seconds. If they all ring together at 8:00:00 a.m., at what time will they next ring toge...
Three numbers are in the ratio 7:5:4 respectively. If the HCF of the numbers is 3, then find the LCM of the numbers.
Can you determine how many factors the number 1,560 has?
The HCF of two numbers is 14. Which of the following can never be their LCM?
- The sum of the HCF and LCM of two numbers is 340, and the LCM is 16 times the HCF. If one of the numbers is 40, find the other number.
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