1)
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 correctly? (round to the nearest whole
number) 87

16

Step-by-step explanation:

Number of problems in the math test = 20

The student earned 80%

Therefore

Number of problems answered correctly in the test by the student

= 80% of 20

Make 80% a decimal

= 80/100 x 20

= 0.8 x 20

= 16

The student answered 16 questions correctly

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step-by-step explanation:

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part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.