To multiply mixed numbers, convert all mixed numbers to improper fractions, and use cancellation where possible. If the answer is an improper fraction, convert to a mixed number in its lowest terms.

Q1.PNG

Q17.PNG Raegan decided to save up to buy a car. After 36 weeks, she saved $1,980. That means that Raegan was saving $112 per week to reach her goal.

Lorena received her bank statement on March 8, showing a balance of $2,982.82. The balance shown in her checkbook was $2,796.73. Deposits in transit amounted to $645.52 and there was a service charge of $8.00. Outstanding checks were $260.38, $282.67, and $167.92, and the interest earned was $128.64. Find the reconciled balance.

Q26.PNG

The majority of the acid the body produces in a day is excreted through the lungs as CO2. What happens to the H+ ions?

What is the role of carbonic anhydrase in the kidneys?

What effect does hyperventilation have on the closed buffer systems?

In regard to acid excretion by the body, which of the following statements are true?1. If one system fails, the other can help compensate.2. The kidneys can only remove fixed acids.3. The kidneys can quickly remove acid.4. The lungs can quickly remove acid.

A contract which will be enforced by the court.