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camirialchambers17
09.02.2021 •
Mathematics
What is the value of x?
Solved
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Ответ:
£171
Step-by-step explanation:
£399
Ann : Bill : Chloe : Dave
2 : 9 : 2.5*Ann : 2.5*Ann
x : 4.5x : 2.5x : 2.5x
10.5x = 399
x = 38
Ann = £38
Bill = £38 * 4.5 = £171
Chloe = £38 * 2.5 = £95
Dave = £38 * 2.5 = £95