Q&A - P5 Math

[tracywham]

Hi, need help for this question.

Kenneth saves 45% of his salary. When his salary is reduced by 20%, his savings is reduced by $90. How much is his salary at first?

[alfretztay]

Hi, need help for this question.

Kenneth saves 45% of his salary. When his salary is reduced by 20%, his savings is reduced by $90. How much is his salary at first?

100u x 80% = 80u.
80u x 45% = 36u.
45u - 90 = 36u
9u -> 90
1u -> 10
100u -> 1000. Ans : $1000.

[tracywham]

Hi, need help for this question.

Kenneth saves 45% of his salary. When his salary is reduced by 20%, his savings is reduced by $90. How much is his salary at first?

100u x 80% = 80u.
80u x 45% = 36u.
45u - 90 = 36u
9u -> 90
1u -> 10
100u -> 1000. Ans : $1000

Oh i see.. thank you

[Sruthi]

_ Hi Anyone , Please help with this question . Thanks in advance .

[Sruthi]

- Hi Please help with this question ..

[Sruthi]

Kindly help mw with this question .

Thank you in advance

hi can anyone please me on thid question .

thanks a lot in advance

[Kialu]

Hi I need help for this question
Adrain spent $80 of his allowance & saved the rest.If he increased his spending by 20% his savings would decrease by 40%. How much was his allowance? Thanks in advance.

[Kialu]

Hi I need help for this question
Adrain spent $80 of his allowance & saved the rest.If he increased his spending by 20% his savings would decrease by 40%. How much was his allowance? Thanks in advance.

[magicpiglet]

$120( answer)
20% more than $80= $16
16/40 x 100=40(savings if spend 80)
$80+$40=$120

[Daddy]

Thank jxwh.

Can anyone help me on Q14 & Q18 on page 543. Thanks..