Question

lisa's plant was 7 3/4 inches tall when she bought it. Three weeks later, it was 4 2/5 times as tall. How tall is lisa's plant after three weeks?

Answer 1

`(341)/(10) =34(1)/(10)`

Explanation:

`7(3)/(4) *4(2)/(5)`

→ Convert both fractions into improper

`(31)/(4) *(22)/(5)`

→ Simplify

`(31)/(2) *(11)/(5)`

→ Calculate

`(341)/(10) =34(1)/(10)`