Answer:
there are 114
Step-by-step explanation:
Ratio of red marbles to black marbles is 19:1. (Data from 3rd sentence)
19+1= 20
20 units= 120 (Data from 1st sentence)
1 unit= 120/20= 6
19 units= 120-6= 114 (Values solved in working above)
Ans: There are 114 red marbles.
Answer:
Step-by-step explanation:
(4,3)(-6,3)
3-3/-6-4
m=0
y=3
Answer:
The answer is 15.
Step-by-step explanation:
To find the percentage of something, you have to convert the percent to a decimal. 30 % as a decimal would be o.3. You would then multiply 0.3 by 50 which in turn, give you
15 points:)
Answer
She used 6/15 litres of oil in January
Explanation
We are given that, in January, she used 3/5 of the amount of oil she used in February.
We are also given that, she used 2/3 litres of oil in February.
Therefore, amount of oil used in January is:
3/5 • 2/3 = 6/15
She used 6/15 litres of oil in January
Answer:
<h2>n + 14 = 17</h2><h2>n = 3</h2>
Step-by-step explanation:
Sum of 14 and number means "n + 14" and equals 17 means "= 17."
Now that we have an equation, we can solve.
<h3>Step 1: Subtract 14</h3>
n = 3
<h3>Step 2: Check</h3>
3 + 14 = 17
17 = 17 ✔
I'm always happy to help :)
