Answer:4
Step-by-step explanation:
2a + b = 9.4
There are 3 parts, 2 go to Rod A, 1 go to Rod B.
9.4 / 3 = 3.13333 recurring
Rod A = 2(3.13)
= 6.26
Rod B =
3.13
Rounding, Rod A = 6.3 , Rod B = 3.1
Answer:
3 months old
Step-by-step explanation:
9 months for birth
and then the other 3 months is the age.
6 dozen were purchased
divide the charge by the cost of one dozen
number purchased =
= 6