Answer:
49 ÷ 66 × 100= x
Step-by-step explanation:
Answer:
34 is 85% of 40
Step-by-step explanation:
3. 9a+9b
4. 3n+21
5. 30+2q
6. ab+8a
Answer:
Amount of flour in the bag when Mary began = 
Step-by-step explanation:
Given:
Number of baked loaves of bread made from flour = 4
Number of muffins made from flour = 48
To find: Amount of flour in the bag when Mary began
Solution:
Let x denotes amount of flour used to make one baked loave of bread and y denotes amount of flour used to make one muffin.
So,
Amount of flour used to make 4 baked loaves of bread = 4 x
Amount of flour used to make 48 muffins = 48 y
Amount of flour in the bag when Mary began = 