2 years ago

2. Find the relationship of x and y from

Mathematics

1 answer:

Shalnov [3]2 years ago

7 0

Answer:

2x + 3 i think

Step-by-step explanation:

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10% of what number is 10?

yarga [219]

Answer:

100

Step-by-step explanation:

10 is 10% of X

Equation: Y = P% * X

Solving our equation for X

X = Y/P%

X = 10/10%

Converting percent to decimal:

p = 10%/100 = 0.1

X = 10/0.1

X = 100

8 0

2 years ago

a survey indicated that 5 out of 8 doctors used brand X aspirin. If 4000 doctors were surveyed, how many used brand X?

fredd [130]

Answer:

2500 doctors

Step-by-step explanation:

4000/8= 500

500x5=2500

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3 years ago

There are 110 people at a meeting. They each shake hands with everyone else. How many handshakes were there?

erik [133]

Each of them shakes hands with 109 others.
109*110 = 11990 handshakes were done.

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3 years ago

Find the pressure exerted by a force of 240 N on an area of 30 cm2. Find the answer in SI unit

NeTakaya

Answer:

Pressure is 80,000 pascals.

Step-by-step explanation:

Area:

$= { \bf{ 30 \times {10}^{ - 4} \: {m}^{2} }}$

Pressure:

${ \bf{pressure = \frac{force}{area} }} \\ \\ { \tt{ = \frac{240}{30 \times {10}^{ - 4} } }} \\ = { \tt{80000 \: pascals}}$

4 0

2 years ago

The regular hexagon shown has rotational symmetry. Which of the following is its angle of rotation?

Ilya [14]

I believe it’s 90 angel

5 0

3 years ago