wrolle
17.09.2019 •
Mathematics
Solve the proportion for n:
5/12 = 35/n
7/18 = n/9
an electrician pays 2/5 of the amount he charges for a job for supplies. if he was paid $240 for a certain job, how much did he spend on supplies?
bright ideas purchased 1,000 lightbulbs. headlight bulbs cost $13.95 each, and taillight bulbs cost $7.55 each. if bright ideas spent $9,342 on lightbulb stock, how many headlights and how many taillights did it get? what was the dollar value of the headlights ordered? what was the dollar value of the taillights ordered?
if 5 dozen roses can be purchased for $62.50, how much will 8 dozen cost?
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Ответ:
5/12 = 35/N
Rearrange: N = 35 / (5/12) = ( 35 / 0.4167 ) = N = 83.99
7/18 = N / 9
Rearrange: N = (7/18)* 9 = 3.5
(2/5) * 240 = 96
He spent $96 on supplies
Ответ:
Step-by-step explanation:
The answer is 2.7275% (Apex)