Rose Harrison and Clara Huizink Solutions for Exercise 16: Practice 5

Some of these problems have too much information and some do not have enough. For each problem, state which information is irrelevant, and write down which information is missing in order for you to solve it.

Find the area of this parallelogram.

Some of these problems have too much information and some do not have enough. For each problem, state which information is irrelevant, and write down which information is missing in order for you to solve it. Amy's five friends come to visit her by bus. Each pays $\$4$ for a ticket. For supper, Amy buys four pizzas at $\$5.75$ each, $500$ g of strawberries at $\$2.75$ per kilogram, and a tub of icecream for $\$4.75$. Find how much change she gets.

Some of these problems have too much information and some do not have enough. For each problem, state which information is irrelevant, and write down which information is missing in order for you to solve it. Elizabeth would like to buy a television for her apartment. She knows that a $42-$inch television has a diagonal that measures $42$ inches. The cabinet where she wants to put the television measures $30$ inches wide, $30$ inches tall and $24$ inches deep. Determine whether or not the television could fit.

Some of these problems have too much information and some do not have enough. For each problem, state which information is irrelevant, and write down which information is missing in order for you to solve it. Jack gets up at $7:00 \mathrm{am}$ and needs to catch the bus to school at $7:53 \mathrm{am}$. The bus stop is $400 \mathrm{m}$ from his house. Determine at what time he needs to leave the house.

Some of these problems have too much information and some do not have enough. For each problem, state which information is irrelevant, and write down which information is missing in order for you to solve it. Josip just bought a lightweight cylindrical water bottle where the radius of the bottle is half of its height.  When full, it weighs $450$ grams and holds a volume of $770 {\mathrm{cm}}^3$. Find the dimensions of the water bottle.

Some of these problems have too much information and some do not have enough. For each problem, state which information is irrelevant, and write down which information is missing in order for you to solve it.

On her way home, Natalee's plane took off at $8:10\mathrm{am}$ and flew at an angle of $30°$, with the ground. If the plane's speed was $285 \mathrm{km}/\mathrm{h}$ and it rose to an altitude of $8000$ meters, what horizontal distance did it cover during that time?