Answer:
3
Step-by-step explanation:
15x +8 =40 +13
15x + 8=53
15x=45
3
Here is all the work with it
Answer:
0.6 km/hr
Step-by-step explanation:
Speed downstream: 13/5= 2.6 km/hr
Speed upstream: 7/5= 1.4 km/hr
Therefore, Velocity of current is: 1/2 (2.6-1.4) km/hr = 1/2(1.2) km/hr
Answer:
50%
Step-by-step explanation:
Because you can get either 1 and 5 which is 6 or 10 and 1 whoch is 11 but the other two will give you 15+
Answer:
1 over x 2
Step-by-step explanation:
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