Let s be the boy's swim speed. Then:
.9/s+1.5=.6/s-1.5
.6s+.9=.9s-1.35
.3s=2.25
s=7.5 mph as the boy's swimming speed
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Answer:
Instead of moving right 4 times and up 7 times, John moved left 4 times and down 7 times.
Step-by-step explanation:
(x + 4, y + 7) = Right 4, Up 7
NOT
(x - 4, y - 7) = Left 4, Down 7
Answer:
For each part, find how many numbers have the stated characteristic, then divide by 21.
e.g. multiples of 5:
these would be 10, 15, 20, 25, and 30
so prob (a multiple of 5 ) = 5/21
Do the others the same way
Answer:
साहस को सलाम पाठ/अरुणिमा सिन्हा कहां बैठी थी
Step-by-step explanation:
I hope you understand