<span>A dragonfly beats its wings about 30 times a second. This is necessary to allow the insect to keep itself airborne, due to the relative weight of its body. Luckily, dragonflies have two sets of wings, or they would have to work even harder to stay up in the air.</span>
Answer:
x=21
Step-by-step explanation:
4x+12=96
subtract 12 from both sides
4x=84
divide both sides by 4
x=21
The markup is $46.25 and the final price is $231.25
Answer:
The quick market (8 apples for $1:45)
Step-by-step explanation:
To see how much money it is for a single apple, you divide the price by the number of apples.
$1.45 divided by 8 is $0.18
$1.22 divided by 6 is $0.2
Therefore, you can buy the apples for a cheaper price at the quick market.
Answer:
George is a good friend :)
Step-by-step explanation:
