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tamienywilli
tamienywilli tamienywilli
  • 13-07-2016
  • Mathematics
Answered

charmaine and tesha each have a number of cards, in the ratio 2:3. tesha and holly have a number of cards in the ratio 2:1. if tesha has 4 more cards than charmaine, how many cards does holly have?

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 13-07-2016

c:t=2:3
t:h=2:1

multiply first equation by 2 and 2nd by 3
c:t=4:6
t:h=6:3
so
c:t:h=4:6:3

if t is 4 more than c
t is 6 units and c is 4
6-4=2
so 4=2 units
2=1 unit

hollly is 3 units
3*2=6
holly has 6 cards

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