Answer:
7
Step-by-step explanation:
factors of 126: 1, 126, 2, 63, 3, 42, 6, 21, 7, 18, 9, 14 and 84: 1, 84, 2, 42, 3, 28, 4, 21, 6, 14, or 7, 12
2 %
Money borrowed, Principal, P = $ 700
time of investment, T = 3 years
Total interest paid, Simple interest, S.I = $ 42
Let the rate of interest is R.
Use the formula for simple interest.
By substituting the values
4200 = 2100 R
R = 2 %
Thus, the rate of interest is 2%.
D and C
1,260 books (or C)
1. 2/5 of fiction (12,500) are out, so 5,000 are out
2. 2/5 of non-fiction (19,000) are out, so 7,600 are out
3. Total books checked out are 12,600
4. 1/10 of checked out books are due this week, so 1,260 books (10%)