Answer:
the mean weight is 22 tonnes
Step-by-step explanation:
mean=total sum/number of numbers you added
in this case the question already gave you the total so just divide right away
mean weight= 330/15 = 22 tonnes
Answer:
3
Step-by-step explanation:
Choose a variable to represent the number to be added to 5 and 3.

"Cross-multiply."

Check: The ratio of 5+3 to 3 + 3 is 8:6, equal to the ratio 4:3.
Answer:
130 square inches.
Step-by-step explanation:
13*10=130
If you were to reverse it it would be 7/6, but if you need it in another form, tell me.
Answer :V=πr2h=π·72·11≈1693.31844
Step-by-step explanation: