Integers and Decimals MCQs with Answers

One-liner

Rounding $29.8 \approx 30$ and $9.8 \approx 10$ gives $30 \times 10 = 300$, so the closest value is $300$.

One-liner

An integer is a whole number that can be positive, negative, or zero, without any fractional or decimal part, so the integer among the choices is $-2$.

One-liner

Since $2$, $3$, and $6$ all divide $36$ exactly, the correct answer is All of these.

One-liner

The number $8.0560$ has 5 significant figures because the trailing zero after the decimal point is significant.

One-liner

The number $5217$ is divisible by $3$ because the sum of its digits $5+2+1+7 = 15$ is divisible by $3$.

One-liner

The value of $8 \div 0.2$ is $40$.

One-liner

The place value of 8 in 485.21 is 8 tens (or 80).

One-liner

The smallest 6-digit number is $100000$, the greatest 5-digit number is $99999$, and their difference is $1$.

One-liner

The recurring decimal $0.\overline{125}$ expressed as a rational number is $\frac{125}{999}$.

One-liner

The place value of the digit $2$ in $6,985,621$ is $20$, since it occupies the tens place.