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-Dominant- [34]

3 years ago

15

Rueben has scores of 70, 75, 83, 80 on four Spanish quizzes. What score must he get? on the next quiz to achieve a quiz average

of at least 80?

1 answer:

igomit [66]3 years ago

5 0

Answer:

92

Step-by-step explanation:

let 'q' = score on last quiz

<u> 70 + 75 + 83 + 80 + q </u> ≥ 80

5

cross-multiply:

308 + q ≥ 5(80)

308 + q ≥ 400

q ≥ 92

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fredd [130]

Answer:

75.9375%

Step-by-step explanation:

We apply the simple interest formula;

we first determine the amount of accrued interest to be earned;

interest = 275000 - 32000

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Applying the simple interest formula;

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3 years ago

Variable y varies directly with variable x, and y = 6 when x = 9.

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X and y are proportional hence when y is multiplied by a number, x is multiplied by the same number.

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3 years ago

Read 2 more answers

HELP!!!!!!!!!!!!!!!!

Serggg [28]

Absolute value means ignore negative signs, so #38 is asking is 282 greater or less than 279. it's greater. #39 is negative of |-10| the absolute value signs work as parentheses too, so it's -(10) so -10

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3 years ago

What is .0487 as a percent

Alborosie

To write .0487 as a percent, you have to remember that 1 equal's100% and what you need to do is.. multiply the number by 100 and add the symbol % .
.0487 * 100 = 4.87%

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4 years ago

Dmitrij [34]

Answer:

$5.10

Step-by-step explanation:

15% of 34

15/100 × 34 = $5.10

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3 years ago