Question

5
1. Amina thinks of a number and subtracts z from it. She multiplies the result by 8. The
result now obtained is 3 times the same number she thought of. What is the number?​

Answer 1

$\huge\underline\mathfrak{\pink{ Answer: - }} \\ \\ {\boxed{\orange{\large{\bold{⟹144}}}}} \\ \\ \\ \\ - - - - - - - - - - - - - - - \\ \huge\underline\mathfrak{\red{Given : - }} \\ lcm = 288 \\ hcf = 17 \\ first \: no. = 34 \\ \\ \\ \\ \huge\underline\mathfrak{\purple{To \: find : - }} \\ 2nd \: number \\ \\ \\ \\ \huge\underline\mathfrak{\green{ Solution: - }} \\ \\ \bold lcm \times hcf = product \: of \: 2 \: numbers \\ \\ \: \: \: \: \: \: \: \: \: \: \: ⟹288 \times 17 = 34 \times 2nd \: number \\ \\ ⟹ \frac{288 \times 17}{34} \\ \\ \: \: \: \: \: \: \ ⟹144= 2nd \: number \\ \\ \large\underline\mathfrak{\pink{required \: no. = 144}}$