2 years ago

I need help on this one too!

Mathematics

1 answer:

Inessa [10]2 years ago

8 0

Is there something along the lines of this on there?

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Answer will get the brainliest

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I agree with him that’s the answer

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A student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answer corre

boyakko [2]

Answer:

16 problems.

Step-by-step explanation:

100% divided by 20 questions.

100/20 is equal to 5, therefore each question is worth 5 points.

Grade of 80% divided by points per question.

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Correct answer is 36%

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An item is regularly priced at $60. It is now priced at a discount of 85% off the regular price. What is the price now?

Step2247 [10]

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3 years ago

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John used 1 3/4 kg of salt to melt on his sidewalk. He then used another 3 4/5 kg on the driveway. If he originally bought 10 kg

Natali [406]

Answer:

he have left 4.45 kg

Step-by-step explanation:

The computation of he have left is as follows:

= Total salt purchase - salt used on his sidewalk - sales used on the driveway

$= 10 - 1 \frac{3}{4} - 3 \frac{4}{5}\\\\= 10 - \frac{7}{4} - \frac{19}{5}\\\\= \frac{200 - 35 -76 }{20} \\\\= \frac{89}{20}$

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Hence, he have left 4.45 kg

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2 years ago