Civil Service Exam Reviewer · Basic Operations · hard

What is the smallest positive number that leaves a remainder of 4 when divided by 7, 6 or 14?

1. 42
2. 46
3. 38
4. 592

Answer

B. 46

Solution

LCM(7, 6, 14) = 42. Add the remainder: 42 + 4 = 46.

More Basic Operations questions

1. Evaluate: 33 × 34 ÷ 32
2. Which of the following fractions is the SMALLEST: 4/9, 2/9, 2/3, 2/5?
3. Which of the following fractions is the LARGEST: 11/13, 2/5, 5/8, 1/3?
4. Express 0.4333… (only the 3 repeats) as a fraction in lowest terms.
5. Express the repeating decimal 0.252525… as a fraction in lowest terms.
6. Express 1.525 as a fraction in lowest terms.
7. Evaluate: (−4)³ − (−4)² + 4
8. Multiply: (8 × 104) × (5 × 102). Express in scientific notation.
9. Find √0.6889
10. What is the smallest positive number that leaves a remainder of 1 when divided by 5, 6 or 8?

All Basic Operations questions