The units digit of a two digit number is 1 more than twice the tens digit. If the digits are reversed, the new number is 36 more than the original number. Find the number.

37

Step-by-step explanation:

Let the initial number be .

Initial number:

Units digit = y

Tens digit = x

The units digit of a 2-digit number is 1 more than twice the tens digit, then

Reversed number is

If the new number is 36 more than the original number, then

Simplify this equation:

Substitute into the equation

Initial number: 37

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.

c 1 hour

step-by-step explanation:

m = 2e

m = 2 so 2 = 2e

1 = e