You can find one the picture I send
A single appliance has 6 widgets, and a widget has 7 bolts. Therefore, you need to multiply 6 by 7 to find the number of bolts in a single appliance.
6 x 7 = 42
Now that you know the number of bolts in an appliance, you can find the number of bolts in 20 appliances by multiplying 42 by 20.
42 x 20 = 840
Hence, there are 840 bolts in 20 appliances.
Answer:
7 : 8
Step-by-step explanation:
150 adults complete a survey. 80 are women. Thus the ratio of number of men to number of women . Therefore the number of men to number of women be 7 : 8