Jake completed a marathon race in 3 hours and 12 minutes. Write jake’s running time as a decimal

3.2 hours

Step-by-step explanation:

3 hours and 12 min. =  3 12/60

60 divided by 12 = 0.2 to get rid of the fraction.

then add the whole number to get 3.2 hours.

a complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. because no real number satisfies this equation, i is called an imaginary number. has no real solution, since the square of a real number cannot be negative.

a box 3 3/4 feet long or 4+ feet.

step-by-step explanation: