Explanation:
a. 25% of 84 = ?
To solve this problem;
x 84
25 goes in 100, 4 times
= x 84
= 21
b. x 200 = ?
100 goes in 200 , 2 times
24 x 2 = 48
c. of t = 5
x t = 5
= 5
t = 50
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