一分钟浏览（九）
两道题目

① If 3/4 of a number is 48, then 1/4 of the same number is ___.
A. 12 B. 16 C. 24 D. 144

② What is the perimeter of equilateral triangle if one side of the triangle has the same length as the side of square with an area of 25? ____
A. 30 B. 20 C.15 D.10

[注释]：
perimeter 周长
equilateral 等边的
square 正方形

参考答案
① B ② C


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