.) The sale price is
90%
% of the regular price.
Which equation can be used to find the regular
price, r, of a museum ticket?
54 = 0.9r
54 = 0.9:7
0.9 = 54 :p
0.9 = 54r

54=0.9r

Step-by-step explanation:

Trust me I did it on iready

d. millimeters per hour.

step-by-step explanation:

we are given that,

carlo used a rain gauge to measure the amount of water his lawn is receiving from the sprinklers.

since, according to the options, we see that,

water cannot be measured by 'miles per hour', 'meters per second' and 'grams per seconds'.

we get that, the water can be measured by 'millimeters per hour'.

hence, the appropriate rate for describing the amount of water is 'millimeters per hour'.