1. A person owns a collection of 30 CDs, of which 5 are country music. If 2 CDs are selected at
random, find the probability that both are country music.

Step-by-step explanation:

Sunflower can u please come answer my question next it says

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20

step-by-step explanation:

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'.