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shusha [124]
3 years ago
14

Devante has a lunch account in the school cafeteria. His starting balance at the beginning of the month in $35.50. The first wee

k, Devante bought 3 lunches and his account balance was $28.00. The second week, Devante bought 5 lunches and his account balance was $15.50.
In a model that relates the balance of his lunch account as a function of the number of lunches he buys, what does the rate of change represent?

A) the number of lunches he purchases
B) The starting balance of his lunch account
C) The amount of money in his lunch account
D) The amount of money he pays for each lunch
Mathematics
1 answer:
Alla [95]3 years ago
8 0

Answer:

C) The amount of money in his lunch account

Step-by-step explanation:

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Make an estimate. Write a number sentence for you estimate 927 divided by 8
notka56 [123]

Answer:

estimated answer: 115

Step-by-step explanation:

By number sentence im guessing a word problem so if i'm wrong I apologize.

Johnny had 927 pokemon cards he wanted to get rid of so he shared them equally amongst 8 friends. If each friend received the same amount of cards than each friend shall receive about 115 cards

5 0
3 years ago
How do I solve this I need help??​
Nimfa-mama [501]

Answer:

Follow the instructions on the sheet. I believe this is an example question, so it doesn't need to be solved.

8 0
3 years ago
Find elapsed time 7:30am to 3:00 pm
Vikki [24]

Answer:

<u><em>7 hours 30 minutes and 0 Seconds</em></u>

Step-by-step explanation:

  • <em>60 minutes in 1 hour</em>
  • <em>7:30 - 3:00</em>
  • <em>60 * 10 = 600 Seconds</em>
  • <em>Plus the 30 minutes which converts to 20 seconds</em>
  • <em>Change that into hours and minutes</em>
7 0
1 year ago
Three friends Kofi,Yaw and Musa are in partnership business in which Kofi and Yaw contributed 5/9 and 2/15 of the cost of 14000.
wlad13 [49]

Answer:

(a) Total = 45000

(b) Yaw, Musa and Kofi

Step-by-step explanation:

Given

Kofi =5/9

Yaw = 2/15

Musa = 14000

Solving (a): The cost of the business

First, we solve for the fraction of Musa

Musa + Kofi + Yaw = 1

Musa = 1 - (Kofi + Yaw )

Musa = 1 - (5/9 + 2/15)

Musa = 1 - (\frac{25+6}{45})

Musa = 1 - \frac{31}{45}

Musa = \frac{45 - 31}{45}

Musa = \frac{14}{45}

So, we have:

\frac{14}{45} * Total = 14000

Make Total the subject

Total = 14000 * \frac{45}{14}

Total = 1000 * 45

Total = 45000

Solving (b): Partners in ascending order

First, represent the fractions as decimals

Kofi =5/9 = 0.5556

Yaw = 2/15 = 0.1333

Musa = \frac{14}{45} = 0.3111

From the conversion above, the least is 0.1333 (Yaw), then 0.3111 (Musa), then 0.5556 (Kofi).

<em>So, the order is: Yaw, Musa and Kofi</em>

6 0
3 years ago
Answer both parts a and b for full credit.
Maslowich

Answer:

A) The store charges $94.50 for the skis!

B) The final price is 150% of the original price!

Step-by-step explanation:

A) 63 x (1 + 0.50) = 94.5

B) 94.50 = P(63)

94.50 (1/63)=P(63)(1/63)

1.50

6 0
3 years ago
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