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3 years ago

7

Issac drove 100 miles at a speed of 50 mph and then 120 miles at a speed of 30 mph what was his average speed for the entire tri

p

1 answer:

Lina20 [59]3 years ago

6 0

Answer:

The average speed is 36.67 m/h

Step-by-step explanation:

100/50 = 2

120/30 = 4

Total time = 6

Total distance = 220 miles

220/6 = 36.67

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EXTRA POINTS<br> x/4 ÷ 2/3 = 1/5 solve for x

nikitadnepr [17]

Answer:

x=40

Step-by-step explanation:

first you simplify both sides of the equation, then you isolate the variable

40/4= 10

10 times 3/2 = 15

8 0

2 years ago

7) Newton sees 50 frogs in the morning, and 7 fewer frogs in the

mario62 [17]

Answer:

93

Step-by-step explanation:

8 0

3 years ago

Rama09 [41]

Answer:

m∠AOB=139°

Step-by-step explanation:

m∠AOB+m∠BOC=180°

m∠AOB=8x+51°

m∠BOC=6x-25°

~

$\tt 8x+51+6x-25=180$

$\tt 14x+26=180$

$\tt 14x=180-26$

$\tt \cfrac{14x}{14} =\cfrac{154}{14}$

$\tt x=11$

m∠AOB:-

$\tt 8(11)+51$

$\tt =88+51$

$\tt =139^{o}$

Therefore, m∠AOB=139°

7 0

2 years ago

Multiply these fractions, Simplify if possible:<br> 3/8 times 5/8

fomenos

Answer:

3/5x5/8=15/40

15/40

5 0

4 years ago

nina bounces on the trampoline in the backyard. if the circumference of the trampoline is 37.68 feet what is the approximate are

Tju [1.3M]

Area = Circumference² / (4 π)

Area = 37.68² / (4 π)

Area = 112.98 feet²

Hope this helps! :)

4 0

3 years ago