3 years ago

Can someone help me on all three of these

Mathematics

1 answer:

Lera25 [3.4K]3 years ago

4 0

5).85 6.)100 7.)40hope this helps this id what im positive of

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7 increased by 5 times a number ?

RideAnS [48]

Answer:

i wouldsay b

Step-by-step explanation:

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3 years ago

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In ΔMNO, the measure of ∠O=90°, the measure of ∠M=64°, and NO = 70 feet. Find the length of MN to the nearest tenth of a foot.

olga_2 [115]

Answer:

in triangle MNO

relationship between perpendicular and hypotenuse is given by sin angle

sin64°=p/h=70/x

x=70/sin64°=77.88foot

length of MN to the nearest tenth of a foot.

=78ft

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3 years ago

PLEASE HELP!!!!!!!!!!!!!!!

GarryVolchara [31]

Answer:

C) 3/8

Step-by-step explanation:

Find 1/8 + 1/4

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2 years ago

12x+7<-11 or 5x-8>40

puteri [66]

Answer:

$\large\boxed{x9\dfrac{3}{5}\to x\in\left(-\infty,\ -1\dfrac{1}{2}\right)\ \cup\ \left(9\dfrac{3}{5},\ \infty\right)}$

Step-by-step explanation:

$12x+7$

$5x-8>40\qquad\text{add 8 to both sides}\\\\5x-8+8>40+8\\\\5x>48\qquad\text{divide both sides by 5}\\\\\dfrac{5x}{5}>\dfrac{48}{5}\\\\x>\dfrac{48}{5}\\\\x>9\dfrac{3}{5}\\===========================$

$x9\dfrac{3}{5}$

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3 years ago

Brian can type 1 and one-third pages every 20 minutes. How many pages can he type in 2.5 hours? 7.5 pages 10 pages 22.5 pages 20

vladimir2022 [97]

Answer:

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Step-by-step explanation:

1 and 1/3 pages multiplies by 7.5 brings us to the answer of ten pages

20 minutes goes into 2 and 1/2 hours 7.5 times

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3 years ago

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