Express the fraction 7/8 as a decimal number.
Correct answer(s):
- 0.875
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Find the highest common factor (HCF) of 48 and 72.
Correct answer(s):
- 24
Calculate the least common multiple (LCM) of 12 and 18.
Correct answer(s):
- 36
Find the place value of the digit 7 in the number 67,348.
Correct answer(s):
- 7,000
Which of the following numbers are divisible by 9: 729, 1234, 810, 455. Select all that apply.
Correct answer(s):
- 729
- 810
Decide whether the repeating decimal 0.333… is rational or irrational.
Correct answer(s):
- Rational
Round the number 347 to the nearest ten.
Correct answer(s):
- 350
Find the sum of all even integers from 2 to 100 inclusive.
Correct answer(s):
- 2550
How many positive divisors does the number 360 have?
Correct answer(s):
- 24
Convert the fraction 7/8 to its decimal form.
Correct answer(s):
- 0.875
From the list below, select all numbers that are prime: 29, 51, 57, 61.
Correct answer(s):
- 29
- 61
Calculate the greatest common divisor (GCD) of 84 and 126.
Correct answer(s):
- 42
Find the least common multiple (LCM) of 12 and 18.
Correct answer(s):
- 36
Find the place value of the digit 6 in the number 56,704.
Correct answer(s):
- 6,000
Which of the following fractions is the greatest: 3/7, 4/9, 2/3, 5/8
Correct answer(s):
- 2/3
Express the recurring decimal 0.636363… as a fraction in simplest form.
Correct answer(s):
- 7/11
What is the smallest non-negative number that must be added to 289 so that the result is divisible by 11
Correct answer(s):
- 8
Given a/b = 3/4 and b/c = 8/9, find the ratio a:c in simplest form.
Correct answer(s):
- 2:3
Calculate the remainder when 2^10 is divided by 3.
Correct answer(s):
- 1
Which of the following numbers are prime? Select all that apply.
Correct answer(s):
- 11
- 17