Answer:
The number is 62
Step-by-step explanation:
Let the digits of the number be T and U;
A 2 digit number is represented as: 10T + U
So,
Required
Find the digit
Make U the subject in the first equation
Substitute 8 - T for U in the second
Collect Like Terms
Recall that:
<em>Hence, the number is 62</em>
t ≤
t−3−3t≥3t+6−3t
t−3≥6
-−3+3≥6+3
t≥9
(t) ≥ (9)
3
Answer: I'm not to sure about this question its kind of confusing.
9.6miles per hour
2/3=40min
32/5 /40=0.16
0.16miles per min
0.16*60=9.6