All categories

3 years ago

Jack spends 1 1/2 times as long on his homework as Jill.

Mathematics

2 answers:

Mashcka [7]3 years ago

6 0

Answer:

12 3/4

Step-by-step explanation:

8.5 times 1 is 8.5

and 8.5 times .5 is 4.25

so 8.5 plus 4.25 is 12.75 or 12 3/4

Minchanka [31]3 years ago

4 0

Answer:

12 3/4 hours

Step-by-step explanation:

Jack spends 1 1/2 times as long on his homework as Jill .

Jill spends 8 1/2 in doing his home work .

Time spent by jack in doing his homework is jacks time multiplied by Jill’s

That’s

1 1/2 x 8 1/2

Change to improper fractions.

We have,

3/2 x 17/2

Multiply through

51/4 = 12 3/4

Jack spends 12 3/4 hours in doing his homework

You might be interested in

Your vacation cabin on the lake has three rooms. The bathroom is 12' X 6', the bedroom is 14' X 18' and the great room is 20' X

GarryVolchara [31]

Answer: $9240\ ft^3$

Step-by-step explanation:

Given

Dimension of the bathroom is $12'\times 16'$

Dimension of the bedroom is $14'\times 18$

Dimension of the great room is $20'\times 30'$

Height of the ceiling is $h=10'$

Total area of the cabin

$\Rightarrow A=12\times6+14\times 18+20\times 30\\\Rightarrow A=72+252+600\\\Rightarrow A=924\ ft^2$

Volume of the cabin is $V=A\times h$

$\Rightarrow V=924\times 10\\\Rightarrow V=9240\ ft^3$

8 0

3 years ago

**How do you factor -4x²+14x-6?

MAXImum [283]

2 goes into all the terms so;

2(-2x² + 7x - 3) now you could factor it:

2(-2x - 1)(x + 3)

5 0

3 years ago

Raj had 12 gallon of orange juice. He used 89 of the juice to make punch.

Mila [183]

Answer:

4/9

Step-by-step explanation:

Finally, I can put my answer!

6 0

3 years ago

Cameron is going to an amusement park. The price of admission into the park is $20, and once he is inside the park, he will have

Artyom0805 [142]

Answer:

If he goes on 7 rides he will play $48

The equation if he goes on r rides is $20+$4r

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

Value of x-y^x-y when x=2 and y=-2?

Nonamiya [84]

Step-by-step explanation:

x-y^x-y

2-(-2)^2-(-2)

2-(-2)^2+2

2-(-2)^4

2-(16)

=-14

3 0

3 years ago