1 year ago

Help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Mathematics

1 answer:

Alex17521 [72]1 year ago

4 0

Answer: 9.7 seconds

Step-by-step explanation:

$16t^2=1503\\\\t^2 =\frac{1503}{16}\\\\t=\sqrt{1503/16} \text{ } (t > 0)\\\\t \approx 9.7$

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1. Mahammed bought 4 boxes of chocolates online. Postage was $10 and the total cost was $58. Let b represent the price of each b

suter [353]

Answer: $14.5

Step-by-step explanation: you divide 58 by 4 . each box is 14.5. total cost is $68 if you add postage

4 0

1 year ago

Flying to Kampala with a tailwind a plane averaged 158km per hr ... The the return trip the plane only averaged 112 km per . . w

AURORKA [14]

W=wind
p + w=158...p=158-w
p-w=112...p=112+w
SO 158-w=112+w
46=2w
23=w
SO in conclusion you have the correct answer of wind being 23km/h while the plane is going 135 km/h

HOPE THIS HELPS!

6 0

2 years ago

Solve for x. −8 = 2/3x A) −6 B) −9 C) −12 D) −24

Reil [10]

Answer:

C. -12

Step-by-step explanation:

divide each side by 2/3

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-8 ÷ 2/3 = -12

x = -12

7 0

3 years ago

16 mm = cm 4 7/8 13/4

Alekssandra [29.7K]

Answer:

1 cm 6mm

Step-by-step explanation:

10mm=1cm

3 0

3 years ago

Subject : Maths Level : High school Topic : Surds Points : 72

Mila [183]

Answer:

a = 5

Step-by-step explanation:

Simplify:

√5(√8 + √18) =
√5*8 + √5*18 =
√40 + √90 =
√4*10 + √9*10 =
2√10 + 3√10 =
(2 + 3)√10 =
5√10

The value of a:

a√10 = 5√10
a = 5

6 0

2 years ago