Answer: 24
Step-by-step explanation:
Its B, because (x-7)(x+1)=x^2-6x-7.
Answer:
the patters is that they are multiple of 7.. so next number is 42.
which means option D <u>The missing number is even</u> is correct..
Answer:
36hr 16min
Step-by-step explanation:
1pool/17hr - 1pool/32hr = 1 pool/xhr
1/17 - 1/32 = 1/x
Use common denomminator of 17*32 = 544
32/544 - 17/544 = 1/x
15/544 = 1/x
x = 544/15
x = 36 4/15 hr
x = 36hr 16min
Since he deposited 160 then took out 160 it did not change
