Question

8
on monday, a sports team practiced for 120 minutes. on tuesday, the team practiced for 45% of the time that they spent practicing on monday.

select all of the expressions that represent the number of minutes the team practiced on tuesday.
a $\frac{11}{20} \times 120$
b $\frac{9}{20} \times 120$
c $0.045 \times 120$
d $0.55 \times 120$
e $0.45 \times 120$
f $0.055 \times 120$

Explanation:

Step1: Convert 45% to fraction

$45\% = \frac{45}{100} = \frac{9}{20}$

Step2: Convert 45% to decimal

$45\% = \frac{45}{100} = 0.45$

Step3: Match to expressions

Tuesday practice time = $\frac{9}{20} \times 120$ or $0.45 \times 120$

Answer:

B. $\frac{9}{20} \times 120$, E. $0.45 \times 120$