1 mi = 5280 ft
1 h = 3600 s

therefore:

$31.8\ \dfrac{mi}{h}=31.8\cdot\dfrac{5280}{3600}\ \dfrac{ft}{s}=46.64\ \dfrac{ft}{s}$

Answer: 31.8 mi/h = 46.64 ft/s

6 0

3 years ago

I need help on this homework

abruzzese [7]

Answer:

Tn=a(n-1)d

T50=261(50-1)-5

T50=12784

5 0

3 years ago

I really don't get these answers but if you could help me that'll mean a lot thank you for answering my question if you did

mixer [17]

Use KMF (Keep multiply flip)
keep the first fraction as it is
change sign to multiplication
flip numerator and denominator of last fraction
then finish

6 0

3 years ago

Solve this quadratic form 3x-2x²=7 this is grade 9​

Solve this quadratic form 3x-2x²=7 this is grade 9