Step-by-step explanation:
Speed = Distance / Time
given distance = 6km
time = 30 minutes = 30/60 hr = 1/2hr
speed =
![\frac{6}{\frac{1}{2} } \\ = 6 \div \frac{1}{2} \\ = 6 \times 2 \\ = 12 \frac{km}{h}](https://tex.z-dn.net/?f=%20%5Cfrac%7B6%7D%7B%5Cfrac%7B1%7D%7B2%7D%20%7D%20%20%5C%5C%20%20%3D%206%20%5Cdiv%20%20%5Cfrac%7B1%7D%7B2%7D%20%20%5C%5C%20%20%3D%206%20%5Ctimes%202%20%5C%5C%20%20%3D%2012%20%5Cfrac%7Bkm%7D%7Bh%7D%20)
Yep
9.12 is a terminating decimal, which means it is rational. It can also be represented as a ratio of two integers (912/100). An irrational number, on the other hand, cannot be represented as a ratio of two integers.
Answer:
I don't understand what the question is supposed to be.
Answer:
your answer is 15 /16 decimal form is 0.9375
Step-by-step explanation:
3/4+1/8=7/8
decimal form is 0.875
7/8+1/16=15/16
decimal form is 0.9375
Answer:
Step-by-step explain
First convert to inches. 7 x 12= 72 72+12=84
Total is 84 x 4= 336