Phoe’s annual expenditure is 2/5 less than Chloe’s and 1/5 more than Denise. If they spent $34020 in a year altogether, find Denise’s monthly expenditure ?
STUCK ON HOMEWORK?
ASK FOR HELP FROM OUR KIASUPARENTS.COM COMMUNITY!
Question
Answer
ConceptualMaths
P : C P : D
3 : 5 6 : 5
×2| |×2
6 : 10
P : C : D : Total
6 : 10: 5 : 21
21 u = 34020
1u = 34020 ÷ 21
= 1620
Denise’s mthly expenditure = 5u÷12
= (5 × $1620)÷12
=$675 (ans)
alfretztay
annual expenditure of —
Phoe : Chloe : Denise
3 : 5 : 2.5
30 : 50 : 25
30 + 50 + 25 = 105
105 units = 34020
1 unit = 324
(324 x 25)/12 = 675
Ans : $675.