Answer:
20 carrots
Step-by-step explanation:
4/10
x/50
10 x 5 = 50
4 x 5 = x
x = 20
20/50
Answer:
r = - 3
Step-by-step explanation:
To find the common ratio r, divide consecutive terms
- 9 ÷ 3 = - 3
27 ÷ - 9 = - 3
- 81 ÷ 27 = - 3
Thus common ratio = - 3
Answer:
a=-1
Step-by-step explanation:
2a-3=-5
2a=-5+3
2a=-2
a=-2/2
a=-1
<span>7.158 x 10^9 rounds to 7 x 10^9
</span>7 x 10^9 means 7 followed by 9 zeros.
7.158 * 10^9 is approximately equal to 7 * 10^9 = 7,000,000,000
Greetings from Brasil...
Follow the reasoning.
288 ÷ 2 = 144
and 144 its a perfect square (144 = 12²)
It is visible that if we multiply 288 by 1/2, we will obtain a perfect square, but we will do this via a simple equation
288 · X = 144
X = 144 ÷ 288
X = 0,5 ⇔ X = 1/2
