In testing a hybrid engine, various mixtures of gasoline and methanol are being tried. How much of a 90%-gasoline mixture and how much of an 80%-gasoline mixture would be needed to make 260 gal of an 85%-gasoline mixture?Amount of 90%-gasoline mixture: __________ galAmount of 80%-gasoline mixture: __________ gal
What will be an ideal response?
; 
Mathematics
You might also like to view...
Find y '.y = (3x - 4)(4x3 - x2 + 1)
A. 12x3 + 19x2 - 57x + 3 B. 36x3 + 57x2 - 19x + 3 C. 48x3 - 57x2 + 8x + 3 D. 48x3 - 19x2 + 57x + 3
Mathematics
Solve the problem.A contractor mixes concrete from bags of pre-mix for small jobs. How many bags with 8% cement should he mix with 24 bags of 12% cement to produce a mix containing 10% cement?
A. 36 bags B. 24 bags C. 12 bags D. 48 bags
Mathematics
Perform the indicated operation.
A. 126.273 B. 126.173 C. 126.283 D. 126.183
Mathematics
Factor. Check by multiplying.9x2 + 18x - 27
A. 9(x2 + 9x - 18) B. 9(x2 + 18x - 27) C. 9x(x + 2 - 3) D. 9(x2 + 2x - 3)
Mathematics