Answer:
270
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
x will be the age of her younger brother
34 = 2x + 10
She is ten more than twice his age
34 = 2x + 10
- 10 - 10
Then she twice his age
24 = 2x
÷2 ÷2
So his age is 12
x = 12
Answer:The chocolate in the box is 3000 grams.
Every Kilogram has 1000 grams
You multiply 1000×3=3000
Answer:
2.2 degrees per hour
Step-by-step explanation:
22/10=2.2