Find the sum of all integers from 1 to 50 inclusive.
Correct answer(s):
- 1275
Subject
Arithmetic & Number System
Practice related MCQ quizzes and improve step by step.
Quizzes in Arithmetic & Number System
Convert the mixed number 3 2/5 to an improper fraction.
Correct answer(s):
- 17/5
Which fraction is greater: 7/12 or 5/8
Correct answer(s):
- 5/8
Find the value of the digit 7 in the number 4,729.
Correct answer(s):
- 700
Express 0.375 as a simplified fraction.
Correct answer(s):
- 3/8
Select all prime numbers from the list: 11, 15, 17, 21.
Correct answer(s):
- 11
- 17
Find the highest common factor (HCF) of 84 and 126.
Correct answer(s):
- 42
Find the least common multiple (LCM) of 12 and 18.
Correct answer(s):
- 36
Compute (−3) × (−4) + (−5).
Correct answer(s):
- 7
Find 15% of 240.
Correct answer(s):
- 36
Select all numbers divisible by 3 from the list: 124, 1,233, 7,005, 9,002.
Correct answer(s):
- 1,233
- 7,005
Round the number 5,678 to the nearest hundred.
Correct answer(s):
- 5,700
Express the decimal 0.875 as a fraction in simplest form.
Correct answer(s):
- 7/8
Calculate 3/4 + 5/12 and give the result in simplest form.
Correct answer(s):
- 7/6
Select all prime numbers from the list: 2, 9, 13, 15.
Correct answer(s):
- 2
- 13
Find the greatest common factor (GCF) of 48 and 180.
Correct answer(s):
- 12
Find the least common multiple (LCM) of 12 and 18.
Correct answer(s):
- 36
Which of the following pairs of integers are co-prime (share no common factors greater than 1)? Select all that apply.
Correct answer(s):
- 14 and 25
- 8 and 15
Find the digit x that makes the three-digit number 7×5 divisible by 9.
Correct answer(s):
- 6
What is the smallest positive integer that is divisible by both 9 and 12
Correct answer(s):
- 36