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13. Which of the following groups of numbers are all prime numbers? A. 2, 3, 5, 9 B. 2, 5, 15, 19 C. 3, 11, 23, 31 D. 7, 17, 29, 49
C. 3, 11, 23, 31
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User: 13. Which of the following groups of numbers are all prime numbers? A. 2, 3, 5, 9 B. 2, 5, 15, 19 C. 3, 11, 23, 31 D. 7, 17, 29, 49

Weegy: C. 3, 11, 23, 31
jeifunk|Points 9449|

User: 14. Heidi, a jewelry salesperson, earns a commission of $55 every time she sells a diamond ring. How many rings does she have to sell to earn $605? Choose the equation that correctly calculates the amount. A. $55 – w = $605 – w B. $605 – $55 = w C. $55 + w = $605 D. $55 × w = $605

Weegy: 55 x w= $605 is the equation used for the word problem.
Frankie17851|Points 3171|

User: 15. There are 75 envelopes in a package. How many envelopes are there in 7 packages? A. 552 B. 10r 5 C. 625 D. 525

Weegy: 75x7=525. The answer is A. 552.
ash 24|Points 250|

User: 16. Which of the following is a composite number? A. 19 B. 1 C. 0 D. 63

Weegy: A. 63 is a composite number.
andrewpallarca|Points 21235|

User: 17. If one container holds 55 balls, how many balls will nine containers hold? A. 495 B. 355 C. 395 D. 455

Weegy: 9*55 = 495. Nine containers will hold A. 495 balls.
mythmoh|Points 5349|

User: 18. What is the prime factorization of 1,260? A. 2 × 3 × 5 × 6 × 7 B. 4 × 5 × 7 × 9 C. 2 × 2 × 3 × 3 × 5 × 7 D. 2 × 3 × 5 × 7

Weegy: The answer is "The Prime Factorization of 1,260 is 2^2 x 3^2 x 5 x 7 "
bonaxle|Points 789|

User: 19. In the equation R + 14 = 39, what is the value of R? A. 24 B. 25 C. 53 D. 546

Weegy: C. 25
itstud|Points 170|

User: 20. What is the value of 12.5 × 107? A. 1,250,000 B. 1.2500000 C. 125,000,000 D. 12.5000000

Weegy: The answer is C. 125,000,000
bonaxle|Points 789|

User: 1. Find the value of Z in the following equation: 8Z = 64. A. 56 B. 72 C. 8 D. 512

Weegy: Find the value of Z in the following equation: 8Z = 64. B. 8
Tiffny|Points 40|

User: . If 3 times a number minus 2 equals 13, what is the number? A. 5 B. –6 C. 4 D. 2





Weegy: If 3 times a number minus 2 equals 13, The number is 5.
Expert answered|wisbest|Points 2115|

User: 3. Solve this inequality: 3q + 11 + 8q > 99. A. q > 88 B. q > 8 C. q > 11 D. q > 1/8

Weegy: q is greater than 8.
Expert answered|wisbest|Points 2115|

User: 4. Solve the following inequality: 38 < 4x + 3 + 7 – 3x. A. x > 28 B. x > 4 C. x < 28 D. x < 4

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Asked 4/23/2013 11:54:12 AM
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17. What occurs when members of one species try to use necessary resources that are in limited supply? A. Natural disasters B. Predator-prey cycles C. Predation D. Competition
Weegy: A. Competition User: 18. The main reason for land subsidence is A. the removal of water from aquifers. B. the destruction of plant life. C. land exploitation. D. desertification. Weegy: B. the removal of water from aquifers. User: 19. Which one of the following statements expresses a characteristic of MDCs? A. The age structure of MDCs is less stable than that of LDCs. B. The population of MDCs is larger than that of LDCs. C. MDCs produce most of the world's hazardous wastes. D. People in MDCs use less water than those in LDCs. Weegy: MDCs produce most of the world’s hazardous wastes expresses a characteristic of MDCs. (More)
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Expert Answered
Asked 4/23/2013 11:37:56 AM
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