Answer:
37.7
Step-by-step explanation:
Large circle =
r² =
5² = 78.54
Medium circle =
3²= 28.27
Small circle =
2²= 12.57
78.54-28.27-12.57 = 37.7
Answer:
Example 11 answer = 12
Step-by-step explanation:
40, 36, 32, 28
is an arithmetic sequence.
The first term (a) is 40
The common difference (d) is -4
The formula for finding the nth term (
in an arithmetic sequence is;
= a + d(n - 1)
= 40 + -4(8 - 1)
= 40 - 28 = 12
Answer:
Sine 3 books are for 60-
60/3
Rs20 (per book)
and 5 books for Rs 90-
90/5
Rs18 (per book)
Thus we can save 2Rs and 5 books for Rs 90 iscthe best buy
Answer:
45 miles per hour
Step-by-step explanation:
Divide 35 by 7 and multiply by 9