Estimate:
5. 18% of 246
6. 145% of 81
7. 71% of324
8. 56% of 65.4
9....
Mathematics, 02.09.2019 12:50 jacksonyodell4184
Estimate:
5. 18% of 246
6. 145% of 81
7. 71% of324
8. 56% of 65.4
9. theresa makes a long distance phone call and talks for 50 minutes. of these minutes, 25% were spent talking to her brother. woud the time spent talking with her brother be about 8,12, or 15 minutes? explain your reasoning.
write an equation for each proble. then solve. round to the nearest tenth if necessary.
10. find 14% of 64.
11. what number is 36% of 294?
12. 82% of what number is 73.8?
13. 75 is what percent of 50?
Answers: 1
Mathematics, 21.06.2019 21:00
If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?
Answers: 1
Mathematics, 21.06.2019 22:40
The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
Answers: 1
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Yvaries inversely as x. y =12 when x=5. find y when x=4
Answers: 2
Mathematics, 22.06.2019 00:00
Can someone me with this? i’m not sure what to put for my equations.
Answers: 2
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