# Test: Arithmetic I - Ambitious

Double click on maths expressions to zoom
Question 1:   Solve $16+14÷2+3\cdot 5-11$
$23$
$75$
$27$
$79$
Question 2:   Solve $\left(11-5\right)\cdot \left(63-59+6\right)÷12$
$6$
$7$
$5$
$4$
Question 3:   Find HCF (Highest Common Factor) and LCM (Lowest Common Multiple) of the following pair of numbers:  $120$  and  $336$.
Question 4:   Solve: $\frac{7}{21}\cdot \frac{3}{7}$
$\frac{1}{7}$
$\frac{10}{21}$
$\frac{21}{7}$
$\frac{21}{146}$
Question 5:   Solve: $\frac{13}{36}÷\frac{7}{6}$
$\frac{20}{42}$
$\frac{19}{43}$
$\frac{20}{36}$
$\frac{13}{42}$
Question 6:   Simplify the following ratio: $\frac{1}{3}:\frac{1}{4}:\frac{3}{10}$
$20:15:18$
$3:4:10$
$15:20:30$
$15:20:50$
Question 7:   Complete: $\frac{4}{5}=\underset{¯}{}%$
$50%$
$80%$
$90%$
$40%$
Question 8:   Solve: $15%$ of $25$ is:
$3.75$
$4.25$
$10$
$1.5$
Question 9:   Round to $3$ significant figures: $27.3565$
$27.4$
$27.356$
$27.3$
$27.357$
Question 10:   Round to $4$ decimal places: $0.013662478$
$0.0137$
$0.0136$
$0.01367$
$0.01366$