Question

Q28) If 24, 21, 16 and x are in proportion then the value of xis
14
16
18
none

Answer 1

Answer:

24:21::16:X

24/21=16/X

24×x=16×21

X=16×21/24

X=14

Answer 2

24:21::16:x

$\frac{24}{21} \times \frac{16}{x} \\ \\ as \: here \: is \: multiplication \\ \: so \: we \: have \: to \: cross \: multiply \\ x = \frac{16 \times 21}{24} \\ x = 14$

#Soujanyolaskar

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