Write answers to the following math problems that use measured numbers: 26.58 - 0.90 - 7.339 =  19,540 / 4.93 x 0.0036

How would you calculate [3.85]=?  Would the answer be 3.85?

Perform the following calculations to the correct number of significant figures. [(2.81×106)÷42.170]+157.97

Automobiles- Turell drove 326 miles and used 14.9 gallons of gas. What is his approximate gas mileage expressed as miles per gallon?

For this question, I got 0.125, I do not think this is correct though.

A. Solve the following (round off 2 decimal places): 1. On Saturday, an electrician used 147.89 feet of wire: on Sunday he used 159.07 feet. How many total feet did he use? 2. Ana bought a motorcycle from a friend for P54,823.33. She saw the same motorcycle in the mall for P67,384.83. How much did she save by buying from a friend? 3. A developer is building 26 homes at one time. Each roof measures 51.9 feet by 26.35 feet. What is the total square feet per roof? What is the total square feet for the entire project? 4. At RFS Mart, Soledad purchased 104.75 meters of ribbon. She paid a total of P333.81 for the ribbon. How much each meter cost?

What would be the least amount of money needed to purchase exactly 19 muffins?                    Number of Muffins:                  Total Price:                                1                      ⇒              $0.60                           Box of 6              ⇒              $3.25                           Box of 12             ⇒              $5.75     A. $9.00B. $9.25C. $9.35D. $9.95

I need help