Question

Tebor weighed 84 kg. he went running everyday and began to lose mass. after one month his mass was 78 kg. what was the percentage decrease?

Answer 1

Explanation:

Given

Weight of Tebor = 84kg

Weight of Tebor after losing weight = 78kg

To find

Percentage decrease = ¿¿??

Solution:

To find the percentage decrease,

determine the difference between his initial and final weight;

Weight difference = 84kg - 78kg = 6kg

Percentage decrease =

`\rightsquigarrow`
`\pink{(6)/(84)×100=7.1\%}`

Answer 2

7.1%

Explanation:

Given parameters:

Weight of Tebor = 84kg

Weight of Tebor after losing weight = 78kg

Unknown:

Percentage decrease = ?

Solution:

To find the percentage decrease, determine the difference between his initial and final weight;

Weight difference = 84kg - 78kg = 6kg

Percentage decrease =
`(6)/(84)` x 100 = 7.1%