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)

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