Question

Rachel is 1.5 times as heavy as her cousin, kayla. Another cousin, Jonathan weights, 1.25 times as much as kayla.

Answer 1

Ratio of weight of Rachel , Kayla , Jonathan is
`1.5:1:1.25` . Order of lightest to heaviest is Kayla ,Jonathan , Rachel .

Explanation:

Complete Question is : Rachel is 1.5 times as heavy as her cousin, kayla. Another cousin, Jonathan weights, 1.25 times as much as kayla. List the cousins from lightest to heaviest , and explain ! . Let's solve this:

Let weight of Rachel , Kayla , Jonathan is x kg , y kg , z kg respectively. Now,

• Rachel is 1.5 times as heavy as her cousin, kayla

Following is equation for above statement:

⇒
`x = (1.5)y`

⇒
`x : y = 1.5:1`

• Jonathan weights, 1.25 times as much as kayla

Following is equation for above statement:

⇒
`z = (1.25)y`

⇒
`z:y = 1.25:1`

Therefore, Ratio of weight of Rachel , Kayla , Jonathan is
`1.5:1:1.25` . Order of lightest to heaviest is Kayla ,Jonathan , Rachel .