3 years ago

How many ways can an 8-question True/False quiz be answered

Mathematics

1 answer:

tresset_1 [31]3 years ago

3 0

Answer:

256

Step-by-step explanation:

two choices for each question so

2^8=256

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2x + 1 < 5

Dmitry [639]

Answer:

x < 2

Step-by-step explanation:

$2x+1$

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3 years ago

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-3.25 (5 continues forever) ○ -3.2 (2 continues forever) Greater than or less than

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Step-by-step explanation:

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2 years ago

What expression is equivalent to 5 (x+10)

Dahasolnce [82]

Answer:

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3 years ago

If 70g is 100%.... 48g is taken away... what is the percentage of the remaining 22g. Rounded to the nearest whole number?

Ivenika [448]

we are given with 70 grams and is said that 48 grams is taken away. This is equal to 22 grams. To find the mass percentage, we divide the remaining mass and divide by the total mass. The remaining 22 grams is equal to 22/70 * 100 percent equal to 31.43 percent.

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3 years ago

Laura has a rectangular piece of wood that is 7in by 4in she wants to cover it with strips of ribbon that are 1/4 inch wide what

inn [45]

Answer: 112 inches.

Step-by-step explanation:

You know that the width of the rectangular piece of wood is 4 inches and the width of the strip ribbon is 1/4 inches.

Then, let be "n" the number of strips ribbon that Laura needs to cover the width of the rectangular piece of wood (Assuming that she will cover the wood in the form shown in the figure attached). This is:

$n=\frac{4in}{\frac{1}{4}in}\\\\n=16$

To find the lenght of ribbon that Laura needs to conver the wood, you must multiply the number of strips ribbon "n" by the lenght of the rectangular piece of wood, then you get:

$lenght=(16)(7in)\\lenght=112in$

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3 years ago