Answer:
31 pieces
Step-by-step explanation:
6 + 5 x 5 = 31
Let
x--------> the number of children
y------> the number of teenagers
z------> the number of adults
we know that
------> equation A
-----> equation B
-------> equation C
Substitute equation C in equation A and equation B
--------> equation D
--------> equation E
Multiply equation E by
--------> equation F
Adds equation D and equation F
therefore
<u>the answer is the option</u>
Answer:
1360 km/h
Step-by-step explanation:
680 km/h x 2hr = 1360
3>-2 i believe
djdjjdksksk sorry i needed more characters