3 years ago

Which one is the right one? Help me please.

Mathematics

1 answer:

frez [133]3 years ago

4 0

Answer:

90 km/h

Step-by-step explanation:

To solve this problem you first need to convert minutes to hours since the unit is km/h. Doing this we get half an hour (1 hour=60 mins so you divide 30 by 60) after converting you simply divide 45 by 1/2 or .5 to get the answer.

You might be interested in

15 times the square of a nonzero number is equal to 20 times the number

melisa1 [442]

Answer:

Let the number be x

The expression above is written as

15x² = 20x

Divide both sides by x

We get

15x²/x = 20x/x

15x = 20

Divide both sides by 15

x = 20/15

x = 4/3

Hope this helps

4 0

3 years ago

Find the value of c so that (x+1) is a factor of the polynomial p(x)

Crank

Answer:

The answer is in the step by step below (image)

Step-by-step explanation:

4 0

3 years ago

Someone help me with this question please

telo118 [61]

Answer:

b = square root of 44 or approx. 6.6

Step-by-step explanation:

6 0

3 years ago

Solve the system of equations

Veseljchak [2.6K]

Answer:

Option c is right:

(-6 , 2)

Step-by-step explanation:

( -6 , 2)

7 0

3 years ago

Which is greater, 2 miles or 1,000 yards? How much greater? Explain. Of 2 miles and 1,000 yards, _____ is greater. Since 2 miles

skelet666 [1.2K]

Answer:

yards

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers