alleryStart learning →From 100 to 150 inclusive, how many integers are divisible by both 3 and 5?
- 3
- 5
- 4
- 10
Show answer and solution
Correct answer: C. 4
The integers meeting both conditions are 105, 120, 135 and 150.
ICSE Class 8 Playing with Numbers — practice questions — page 2
Explore 35 free Playing with Numbers questions in ICSE Class 8 Mathematics. Open each question or exercise to read its content, reference answers and available explanation.
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Showing questions 31–35 of 35.
From 100 to 150 inclusive, how many integers are divisible by both 3 and 5?Read the answer and worked solution →What remainder does 572 leave on division by 9?Read the answer and worked solution →A three-digit number starts with 7 and has digit sum 7. The number?Read the answer and worked solution →What is the smallest three-digit integer with digit sum 20?Read the answer and worked solution →No digit is 9 in a three-digit number. Increase each digit by 1. Rise in value?Read the answer and worked solution →
Worked practice questions
What remainder does 572 leave on division by 9?
- 5
- 6
- 4
- 3
Show answer and solution
Correct answer: A. 5
Its digit sum is 14, which has the same remainder 5 on division by 9.
A three-digit number starts with 7 and has digit sum 7. The number?
- 770
- 700
- 707
- 711
Show answer and solution
Correct answer: B. 700
The two remaining nonnegative digits must sum to zero, forcing both to be zero.
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