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Citrus2011 [14]
3 years ago
15

WILL GIVE BRAINLIEST. Joanna saves nickels and quarters in a jar. If she saved five times as many nickels as quarters, and her c

oin collection is worth $390, how many quarters has she saved?
Mathematics
1 answer:
vekshin13 years ago
3 0

Answer:

78 quarters

Step-by-step explanation:

I think because, I created an equation, 5x = 390 and solves to get 78

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Express each ratio as a unit rate. Round to the nearest tenth, if necessary.   19 yards in 2.5 minutes
harkovskaia [24]

19 yards divided by 2.5 minutes.

=19/2.5

= 7.6 yards/minute

4 0
3 years ago
Please give me the correct answer and please explain how you found the answer ​
lidiya [134]

Answer:

x=48

Step-by-step explanation:

to get x alone, you have to multiply both sides by 2, and 24 times 2 is 48

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8 0
3 years ago
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Marta_Voda [28]

Step-by-step explanation:

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7 0
2 years ago
You drive 140 miles in 2.5 hours and 300 miles in 5.5 hours. What is the rate of change ?
Sveta_85 [38]
The answer is one and five elevenths, or: 1 5/11

this is because 140/2.5 is 56 and 300/5.5 is 54 6/11.

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7 0
3 years ago
Marco buys a certain brand of shampoo for a supplier $7.25 per bottle he sells it to his customers at a makeup 25% what would th
SCORPION-xisa [38]

Answer:

Markup= 1.81

Sale price =9.06

Step-by-step explanation:

The markup is the original prices times the markup rate

markup = 7.25 * 25%

            = 7.25 * .25

             =1.8125

We round this to the nearest cent

           =1.81

The new sale price will be the original price + the markup

7.25+1.81

9.06

3 0
3 years ago
Read 2 more answers
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