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Juliette [100K]
2 years ago
9

Tyler spent 17,700 seconds completing a 1,000 piece puzzle.

Mathematics
1 answer:
Pavlova-9 [17]2 years ago
8 0
Answer is 5 hours
Explained
I divided 17,700 by 60 seconds to get minutes
Then I divided by 60 minutes to get hours
4.916 hours rounded to 5 hours
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A building with a height of 32 m casts a shadow that is 20 m long. A person standing next to the building casts a shadow that is
r-ruslan [8.4K]

Answer:

Building's actual height 32 meters

Building's shadow height 20 meters

Person's shadow height 1.2 meters

Person's actual height = ?

Find the person's actual height:

This is a proportion problem.

Actual height to shadow height

Building = Person

32 : 20 = x : 1.2

32 * 1.2 = 20 * x

38.4 = 20x

38.4/20 = 20x/20

1.92 = x

The person's actual height is 1.92 meters long.

32 : 20 = 1.92 : 1.2

32/20 = 1.60

1.92/1.2 = 1.60

Step-by-step explanation:

6 0
3 years ago
The volume of a rectangular box is found by multiplying its length, width, and height: V = lwh. A certain box has a volume of b
vlada-n [284]
I think its (b+3) (b+2) (b-2) maybe wrong not sure
5 0
3 years ago
Read 2 more answers
Betty sold 21 out of the 70 quilts she made. What percent of her quilts did Betty sell?
Nina [5.8K]

Answer:

The answer is <em>C</em> or 30%

I divided 21 by 70 (21/70) to get 0.3 or 30% of 100...

Hope this helps

3 0
4 years ago
Lena made 32 ounces of a fruit drink mix using pineapple juice and grapefruit juice. The number of ounces of pineapple juice in
OLEGan [10]
The complete question in the attached figure

let
x-------> t<span>he number of ounces of pineapple juice
y------>  </span><span>the number of ounces of grapefruit juice
we know that
x+y=32
x=2y+5-----> x-5=2y

using a graph tool
see the attached figure N 2
the solution is 
x=23 ounces (</span>pineapple juice)<span>
y=9 ounces (</span>grapefruit juice)<span>

therefore

the answer is the option a</span>

6 0
4 years ago
What is -8(-8x-6)=-6x-22 ?
allsm [11]

Answer:

x=-1

Step-by-step explanation:

-8(-8x-6)=-6x-22

Distribute

64x +48 = -6x -22

Add 6x to each side

64x+6x +48 = -6x+6x -22

70x +48 = -22

Subtract 48 from each side

70x +48-48 = -22-48

70x = -70

Divide  by 70

70x/70 = -70/70

x=-1

6 0
4 years ago
Read 2 more answers
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