Answer:
28.57 m²
Step-by-step explanation:
Use rational terms.
Cross multiply:
7/9 · x = 1/9 · 200
7/9x = 200/9
x = 200/9 ÷ 7/9
x = 200/9 × 9/7
x = 200 · 9 / 9 · 7
x = 200 / 7
x = 28.57 m
Answer:
= 22/3 + 28/5
= ((22 × 5) + (28 × 3)) / (3 × 5)
= (110 + 84) / 15
= 194/15
= 194/15
= 12 14/15
.Adding Mixed Numbers:
Convert the mixed numbers into fractions.
Use the algebraic formula for addition of fractions: a/b + c/d = (ad + bc) / bd.
You know that if you are multiplying a number by 5, and multiplying the same number by 6, 6 is going to be bigger
Answer:
4:10
2:5
16:40
Step-by-step explanation:
to find equivalent ratios, just multiply or divide both sides of the ratio by 2.
8:20
<em>divide both sides by 2</em>
4:10
divide both sides by 2.
2:5
<em>multiply both sides by 2</em>
16:40
Answer:
b
Step-by-step explanation:
b