Which of the following decimals is the greatest: 0.507, 0.57, 0.5007, or 0.577
Correct answer(s):
- 0.577
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From the list [21, 29, 31, 49], select all numbers that are prime.
Correct answer(s):
- 29
- 31
Convert the mixed number 3 5/8 into an improper fraction.
Correct answer(s):
- 29/8
Find the least common multiple (LCM) of 18 and 30.
Correct answer(s):
- 90
Evaluate 2^3 × 3 + 4 using correct order of operations.
Correct answer(s):
- 28
What is 7/8 expressed as a percentage
Correct answer(s):
- 87.5%
Choose all numbers divisible by 9 from: 234, 275, 918, 121.
Correct answer(s):
- 234
- 918
Select all prime numbers from the list: 15, 17, 21, 23.
Correct answer(s):
- 17
- 23
Express 0.666… (repeating) as a fraction in simplest form.
Correct answer(s):
- 2/3
Calculate 15% of 360.
Correct answer(s):
- 54
Calculate and simplify: 3/4 + 5/6.
Correct answer(s):
- 19/12
Find the highest common factor (HCF) or greatest common divisor (GCD) of 84 and 126.
Correct answer(s):
- 42
Find the least common multiple (LCM) of 18 and 30.
Correct answer(s):
- 90
Find the value of the digit 7 in the number 54,709.
Correct answer(s):
- 700
Select all prime numbers from the list: 2, 9, 11, 15, 17, 21
Correct answer(s):
- 2
- 11
- 17
Which of the following numbers is divisible by 9
Correct answer(s):
- 7,452
What is 12.5% of 240
Correct answer(s):
- 30
Express 0.375 as a fraction in simplest form.
Correct answer(s):
- 3/8
Simplify the fraction 48/180 to its lowest terms.
Correct answer(s):
- 4/15
Find the HCF (greatest common divisor) of 84 and 126.
Correct answer(s):
- 42