2 2/5 multiplied by 2 multiplied by 3 1/5

15 9/25

Step-by-step explanation:

1 Convert 2\frac{2}{5}2

5

2

 to improper fraction. Use this rule: a \frac{b}{c}=\frac{ac+b}{c}a

c

b

=

c

ac+b

.

\frac{2\times 5+2}{5}\times 2\times 3\frac{1}{5}

5

2×5+2

×2×3

5

1

2 Simplify  2\times 52×5  to  1010.

\frac{10+2}{5}\times 2\times 3\frac{1}{5}

5

10+2

×2×3

5

1

3 Simplify  10+210+2  to  1212.

\frac{12}{5}\times 2\times 3\frac{1}{5}

5

12

×2×3

5

1

4 Convert 3\frac{1}{5}3

5

1

 to improper fraction. Use this rule: a \frac{b}{c}=\frac{ac+b}{c}a

c

b

=

c

ac+b

.

\frac{12}{5}\times 2\times \frac{3\times 5+1}{5}

5

12

×2×

5

3×5+1

5 Simplify  3\times 53×5  to  1515.

\frac{12}{5}\times 2\times \frac{15+1}{5}

5

12

×2×

5

15+1

6 Simplify  15+115+1  to  1616.

\frac{12}{5}\times 2\times \frac{16}{5}

5

12

×2×

5

16

7 Use this rule: \frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}

b

a

×

d

c

=

bd

ac

.

\frac{12\times 2\times 16}{5\times 5}

5×5

12×2×16

8 Simplify  12\times 212×2  to  2424.

\frac{24\times 16}{5\times 5}

5×5

24×16

9 Simplify  24\times 1624×16  to  384384.

\frac{384}{5\times 5}

5×5

384

10 Simplify  5\times 55×5  to  2525.

\frac{384}{25}

25

384

11 Convert to mixed fraction.

15\frac{9}{25}

15 9/25

y=1/4x-4

step-by-step explanation:

the correct answer is 5 6 and 7