08.04.2021

An archer shoots an arrow up towards a target located on a hill, which is shown by the graph.


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13.07.2022, solved by verified expert
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Option D is correct (last one)

There are two types of curve (I) is linear curve (ii) is parabolic downward curve 

for the linear eq., the eq. is y = mx (passing through origin) and for the (ii) curve eq. is 

y = ax^2 + bx + c with a < 0 (as this is downward)

Solution is give in the figure below: 

An archer shoots an arrow up towards a target, №15229923, 08.04.2021 01:23
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The answer is in the image 
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For every 8 cars there are 7 trucks

Therefore,

Cars:Truck=8:7

Answer is B)8:7

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The solution is in the following image

The solution is in the following image
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The answer is in the image 

The answer is in the image 
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The solution is given in the image below

The solution is given in the image below
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Speed=Distance/time

Here,

distance=15m

time=1sec

speed=15/1=15m/sec

Distance=Speed*time

time=15min=15*60sec=900sec

Distance travelled in 15 min=15*900=13,500m

=13500/1000 km=13.5Km

Mathematics
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The wood before starting =12 feet

Left wood=6 feet

Wood used till now=12-6=6 feet

Picture frame built till now= 6/(3/4)

=8 pieces

Therefore, till now 8 pieces have been made.

Mathematics
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P Answered by PhD

Area of rectangle= L*b

here,

L=12.4 cm

b= 8.8 cm

A= L*b

= 12.4 * 8.8 = 109.12 cm^2

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