Andre came up with the following puzzle. “i am three years younger than my brother, and i am 2 years older than my sister. my mom's age is one less than three times my brother's age. when you add all our ages, you get 87. what are our ages? ”

Sister- 11 Years Old

Andre- 13 Years Old

Brother- 16 Years Old

Step-by-step explanation:

Multiply 16 times 3, minus 1= 47

Then add 11, 13, 16 and 47 up

You'll end up with 87 as your answer

false

step-by-step explanation:

whenever we assume a point on a plane then according to geometry it will definitely have 2 dimensions and if it assumed in space then it will have 3 dimensions.

4 + 5 7/9= 9 7/9

step-by-step explanation: