Question

Shane thought of a number. She adds 0.5 to that number and then multiplies the new result by 4. She then subtracts 2 and divides the number by 2. His final answer is 48. What number did Shane start with?

Answer 1

Answer is 24.

Explanation:
24 + 0.5 = 24.5
24.5 x 4 = 98
98 - 2 = 96
96 ÷ 2 = 48

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