I need some equations with the answers of x=12

1. A six-sided number cube is rolled and a card is drawn from a standard deck. Find the total number of outcomes.

In one city, the probability that a person will pass his or her driving test on the first attempt is 0.61. 11 people are selected at random from among those taking their driving test for the first time.

Two hundred largemouth bass are tagged and released into a lake. Later, a sample of 81 largemouth bass contains 11 tagged bass. Estimate the largemouth bass population to the nearest hundred.

4) What is 13% of 20.68? Round your answer to the nearest hundredth.

14 х2 - 8 х + 3 - 6 х2 + 7x-11

A cubed shaped shipping crate has a volume of 27 cubic feet what are the dimensions of the crate

A submarine dived 600 feet below sea level and marked its position at - 600. It later rose by 200 feet. What integer represents the new position of the submarine?

There are 5 boys and 4 girls in a class. In how many ways can they be seated in a row of 9 chairs such that at least 3 girls are all next to each other?

155% is equivalent to what fraction in reduced terms

Janice bought three lamps for her new apartment in a city where the sales tax rate is 5%. The lamps cost $25, $35, and $45. Find the total cost of her lamp purchase, including sales tax.