7A STR Day 1 Activity (NS3)

What is the value of the expression $$\left(-\frac{1}{3}\right)\ \div\left(\frac{2}{5}\right)$$ ?

Joel has three buckets which contain different amounts of liquid. The amount of liquid in each bucket is listed below.

$$7\ \frac{1}{2}\ liters$$ $$5\ \frac{3}{4}\ liters$$ $$6\ \frac{3}{4}\ liters$$

Joel mixes all the liquid together. Then he pours all the liquid equally into 5 containers. How many liters of liquid does Joel pour into each container?

Which expression is equivalent to the expression shown below?

$$-\frac{5}{9}-\frac{4}{9}$$

A student has a bus pass with a balance of $30.00. Each time the student rides the bus, the balance on the bus pass decreases by $2.25. What is the greatest number of bus rides the student can take using the bus pass?

An integer is

A gardener uses a total of 61.5 gallons of gasoline in one month. Of the total amount of gasoline, $$\frac{3}{5}$$ was used in his lawn mowers. How many gallons of gasoline did the gardener use in his lawn mowers in the one month?

Marcy is buying prizes to give away at a fundrasier, as described below.

She has $250.00 to spend.

She buys 13 movie passes for $9.50 each.

She buys 3 gift cards valued at $25.00 each.

She will use the rest of the money to buy candy bars that cost $1.75 each.

What is the greatest number of candy bars she can buy with the rest of the money?

(a)  

Which expression is equivalent to the one shown below?

$$-1.5\ +\ \frac{2}{5}\ +\ \left(-7\right)\ +2.6$$

A scuba diver dives 24 feet below the water's surface. The diver then rises 10 feet, stops, and then dives downward another 18 feet. How far, in feet, does the diver need to rise upward to reach the water's surface?

(a)  

A positive counting number starting with zero (0).