Solve the proportion. 10/a = 15/30 A. 10 B. 5 C. 2 D. 20
10/a = 15/30; 10a = 1/2; a = 10 * 2; a = 20
Updated 2/26/2015 2:06:54 PM
Rating
3
10/a = 15/30;
10a = 1/2;
a = 10 * 2;
a = 20

What fractional part of a day do you spend sleeping if you sleep 8 hours per day? A.1/2 B.2/3 C.1/3 D.8/12
Weegy: b. 1/3 User: How many prime numbers are there between 21 and 35? A. 2 B. none C. 4 D. 3 Weegy: The answer is 3 User: Find the GCF. 18x^3 and 30x^5 A. 6x^3 B. 90x^3 C. 6x^5 D. 90x^5 User: Write 9.79 x 105 in standard notation. A. 97,900,000 B. 979,000 C. 97,900 D. 9,790,000 Weegy: 9.79 x 10^5 in standard notation is 979,000. User: simplify. (x^3)^5 Weegy: The answer is x^2 User: simplify. 3c^8/12c^12 Weegy: 3c^8/12c^12 = 1/4c^4 User: Find the GCF. 12 and 45 A. 45 B. 180 C. 12 D. 3 User: Find the missing digit to make 18,59_ divisible by 9. A. 6 B. 1 C. 3 D. 4 Weegy: If it is divisable by 9, then so is the sum of its digits 1+8+5+9 = 23 To be divisible by 9 the sum needs to be 27 (as 27 is divisible by 9) so the missing digit must be a 4. 18594 User: Crystal wants to put a fence around her vegetable garden. Her garden is 5 ft wide and 4 ft long. She plans to put a post at each corner and at every foot. How many fence posts will Crystal need? A. 14 posts B. 18 posts C. 19 posts D. 20 posts (More)
Updated 2/26/2015 8:51:31 PM
(x^3)^5 = x^15
Confirmed by yumdrea [2/26/2015 9:23:41 PM]
Solve. 6a = 5/7 A.5/13 B.30/7 C.5/42 D. 11/7
Updated 2/26/2015 6:05:16 PM
6a = 5/7;

a = 5/7 ÷ 6;

a = 5/7 * 1/6;

a = 5/42
Confirmed by jeifunk [2/26/2015 6:15:28 PM]
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