Question

If the exchange rate of RM 1 is R.s 25 and the exchange rate of $1 is R.s 105, find the exchange rate of dollars for RM 100.​

Answer 1

Step-by-step explanation:

RM 1 = Rs. 25

$RM \: 1 = Rs. 25 \\ then \: \\ Rs. \: 1 = RM\frac{1}{25} .................(1) \\ dollar \: 1 = Rs. \: 105 \\ Rs. \: 1 = dollar \: \frac{1}{105} ...................(2) \\ in \: both \: equation \: there \: is \: value \: of \: rupee \: is \: given \\ so \: equation \: (1) = equation \: (2) \\ RM\frac{1}{25} = dollar \: \frac{1}{105} \\ so \: RM \: 1 = dollar \: \frac{1}{105} \times 25 \\ therefore \: RM \: 100 = dollar \: \frac{25}{105} \times 100 \\ = dollar\frac{2500}{105} \\ = dollar \: 23.81 \: (approximately)$

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