Now You Try

<p>a) What is the ratio between triangles to squares?</p><p>b) What is the ratio between squares to triangles?</p><p>c) Squares to Triangles to Circles</p><img src="/qimages/435" />

<p>Daisy has some coins in her purse. The ratio of dimes to quarters in her purse is <code class='latex inline'>\frac{3}{5}</code>. What is the ratio of dimes to all the coins in her purse if she the only coins she has in her purse is dimes and quarters.</p>

<p>Copy and shade the grid on the right so that the ratio of shaded squares to total squares is the same as the ratio in the grid on the left. Then write the proportion.</p><img src="/qimages/5836" />

<p>a) What is the ratio between triangles to squares?</p><p>b) What is the ratio between squares to triangles?</p><img src="/qimages/434" />

<p>Find the ratio for shaded to non shaded in each diagram. Are they the same or different? Explain.</p><img src="/qimages/5837" />

<p>Lisa is boiling eggs. It says in the instruction cook book that for every 3 eggs she wants to boil perfectly, she needs 1.5 L of water. </p><p>(a) What is the ratio between number of eggs to amount of water in simplified form?</p><p>(b) If Lisa wants to boil 5 eggs, how much water does she need?</p>

<p>Todd knows that the ratio of boys to girls m' his class is 3 :5. Since 12 of the students are boys, he says there must be 36 students in his class. Is he right? Explain your thinking.</p>

<p>Two boxes contain pictures of hockey and basketball players.</p><p>In one box, the ratio of hockey players to basketball players is 4:3. In the other box, the ratio is 3:2.</p><p>The boxes contain the same number of pictures.</p><p>a) What could the total number of pictures be?</p><p>b) Which box contains more pictures of hockey players?
Boys</p><p>Draw a picture to show your answer.</p>

<p>Katherine spends 7 h a day in school. This includes a 30 min lunch break each day.</p><p>a) Write a ratio that compares the time for her lunch break with the total time she
spends at school each day.</p><p>b) Write a ratio that compares the time for her lunch breaks for a week with the total time she spends at school each week.</p><p>c) Determine the number of hours of lunch break she has in 4 weeks of school days.</p>

<p>In a basketball game, Alison made 6 of 13 free shots. Madhu made 5 of 9 free shots. Who played better? Explain</p>

<p>Find the missing value.</p><p>2 apples to 5 apples = 4 oranges to _____ oranges</p>

<p>Find the missing value.</p><p>4 triangles : ________ square = 3 triangles :9 squares</p>

<p>At Darlene’s Dairy' Bar, the ratio of vanilla to chocolate to strawberry ice cream cones sold is about <code class='latex inline'>3 : 5 : 2</code> .</p><p>a) Last week, 155 chocolate ice cream cones were sold. What was the total number of ice cream cones sold?</p><p>b) Two weeks earlier, a total of 380 ice cream cones were sold. How many of each flavour were sold?</p>

<p>The height of the CN Tower is about 550 m. What is the height of the CN Tower in a scale drawing if the scale is 1:11 000?</p>

<p>John has some 5 dollar bills as well as 10 dollar bills in his wallet.
The ratio for the 5 to 10 dollar bill is 3: 2. </p><p>(a) What is the minimum amount of money that John has in his wallet.</p><p>(b) If John has $ 45 in his wallet in 5 dollars, how much does he have in total?</p><p>(c) If John has $ 140 in his wallet, how many 5 and 10 dollar bills does he have?</p><p><a href="https://youtu.be/KbDyMlCH3WY">HINT</a></p>

<p>Copy and shade the grid on the right so that the ratio of shaded squares to total squares is the same as the ratio in the grid on the left. Then write the proportion.</p><img src="/qimages/5835" />

<p>For the numbers 2 to 100, including 2 and 100, determine each ratio.</p><p>a) the number of even numbers to the number of odd numbers</p><p>b) the number of multiples of 6 to the number of multiples of 8</p><p>c) the number of prime numbers to the number of composite numbers</p>

<p>Find the missing value.</p><p>8 stars : 2 stars = ______ bells : 5 bells</p>

<p>Find the missing value.</p><p>3 women : _______ women = 5 men : 15 men</p>

<p>Luca is 9 years old and 129 cm tall. Medical charts show that a boy’s height at age 9 is <code class='latex inline'>\displaystyle
\frac{3}{4}
</code> of his predicted adult height. Predict Luca’s adult height.</p>