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The average of five numbers is 18. Let the first number be increased by 1, the second number by 2, the third number by 3, the fourth number by 4, and the fifth number by 5. What is the average of the set
answered
Dec 14, 2017
Mathematics
middle-school
3
votes
103k
views
A television cost $375 it is on sale for 25% off and there a 6.5% sales tax
answered
Oct 26, 2017
Mathematics
middle-school
4
votes
146k
views
Which terms give is the perfect square of 3x4? A. 6x8 B. 6x16 C. 9x8 D. 9x16
answered
Mar 16, 2017
Mathematics
high-school
5
votes
101k
views
Katrin is making a poster for school elections. She draws a line 20.4 cm long across the poster board. She starts at one end of the line and makes a mark every 3.4 cm along it. She plans to write the letters
answered
Feb 24, 2017
Mathematics
middle-school
3
votes
2.5k
views
Write 171 miles in 3 hours as a unit rate
answered
Jul 15, 2016
Mathematics
middle-school
6
votes
167k
views
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