4 years ago

Work out the following questions

Mathematics

2 answers:

salantis [7]4 years ago

6 0

Answer:

work out the following questions

Olegator [25]4 years ago

4 0

Step-by-step explanation:

$\frac{3}{4} \times \frac{1}{2}$

$\frac{3}{8}$

Now

$\frac{4}{7} \times \frac{21}{40}$

Now here we can see 21 is 3 times of 7 and 40 is 10 times of 4 so

$\frac{3}{10}$

Hope this helps.

You might be interested in

Find the value of x in the isosceles triangle shown below.

dybincka [34]

USING PYTHAGORAS THEORAM,

x²+3²= 5²

x²+9= 25

x²= 25-9 = 16

x= √16

x= 4

OPTION D

6 0

3 years ago

Ana is using a photocopier to make

I am Lyosha [343]

Answer:

divide 63 by 3 to get how many copies will be made in 1 min, 63/3= 21

divide 315 to 21 to know how many min it will take= 315/21= 15

It will take 15 min to make 315 copies!

Step-by-step explanation:

Hope this helps!!!

7 0

3 years ago

Read 2 more answers

Write an expression for: half a number decreased by 12.

Gennadij [26K]

Answer:

x/2 - 12

Step-by-step explanation:

let the number be x

half a number means x divide by 2. i.e x/2

when decreased by 12 means x/2 - 12

5 0

2 years ago

Barney made $50,000 last year. He increases amount by 8% this year how much does he make this year?

bekas [8.4K]

Answer:$54000

Step-by-step explanation:

8%of50000=4000

4000+50000=54000

3 0

3 years ago

Which polynomial equation of least degree has -2, -2, 3, and 3 as four of its roots? (x + 2)(x - 3) = 0 (x - 2)-2(x + 3)3 = 0 (x

azamat

Answer:

(x + 2)²(x - 3)² = 0

Step-by-step explanation:

Since we have a degree of 2 and double of the same roots, we know that each root would have a multiplicity of 2. Therefore, our answer is(x + 2)²(x - 3)² = 0

6 0

4 years ago

Work out the following questions​

Work out the following questions