The correct answer is 21 simply because 21 is a multiple of 3 and a multiple of 7, other answer does not hold this conclusion.
Both sides are symmetrical by the length and the shape
Answer:
1. A. $33 loss
2. B
Step-by-step explanation:
1. -26 - 11 - 9 +13 = -33
2. B is the only graph in which the Whole Numbers do not contain a negative or decimal (which are not WNs)
Answer:
40 minutes
Step-by-step explanation:
The least common multiple of 8 minutes and 10 minutes is ...
LCM(8, 10) = 8·10/GCD(8, 10) = 80/2 = 40
The red and blue trains will arrive together again in 40 minutes
Answer:
A
Step-by-step explanation:
90-49=41
41-3=38
49+(38+3)=90
