3 years ago

HELP ME PLEASE I CAN'T DO MATH!!!!!!

Mathematics

2 answers:

puteri [66]3 years ago

7 0

Answer:

Step-by-step explanation:

WHAT THE HECK IS THAT?!?!?!

disa [49]3 years ago

6 0

Answer:

Step-by-step explanation:

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15% of the seats on an airplane are first class if there are 24 class seats how many seats are on the plane

Andrej [43]

Answer:

160

Step-by-step explanation:

there are 24 first class seats. 15% of the total number is 24. that would mean 5% of the total number is 8. 20 times 8 is 160.

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3 years ago

Please help me!!

Tomtit [17]

the area would be 4 times more

so 135 x 4 = 540

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3 years ago

Which expression is equivalent to 3 + 3/8 − 1/2 ?

andreyandreev [35.5K]

Answer:

2 and 7/8

Step-by-step explanation:

3 + 3/8 - 1/2

3 + 3/8 - 4/8

3 - 1/8

2 and 7/8

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3 years ago

Please help, thanks.

Svetllana [295]

$\text{Apply Pythagorean theorem,}\\ \\~~~~~~12^2 = 3^2 + h^2\\\\\implies h^2 = 12^2 -3^2\\\\\implies h^2 = 144-9\\\\\implies h^2 = 135\\\\\implies h = \sqrt{135}\\\\\implies h = 3\sqrt{15}\\\\\implies h \approx 11.62$

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2 years ago

Read 2 more answers

A chemist is using 328 milliliters of a solution of acid and water. If 14.4% of the solution is acid, how many milliliters of ac

gregori [183]

Answer:

47.432 (rounds to 47.4 or 47.43)

Step-by-step explanation:

14.4 * 328/100 = 47.232

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3 years ago