Answer:
8
Step-by-step explanation:
Answer: he can make 3 groups of 2 first group him and Alfalfa second group Bernie and Corey the third group Dominik and Elsa.
Step-by-step explanation:
Answer:
14 hours
Step-by-step explanation:
Let's call the task 3x
The older bro does twice as younger so it would be 2x long and younger brother work x long
Since the totsl of work is 3x = 21 x woul be 21÷3 = 7
the older brother must work 2 × 7 = 14 hours long
Answer:
c = 26 cm
Step-by-step explanation:
using the Pythagorean theorem:
10² + 24² = c²
c² = 100 + 576 = 676
c = 26 cm