Answer:
Step-by-step explanation:
Let x = the number of all the species of birds sighted in the park
“300 species of birds that migrate. This accounts for 2/7 of all the species of birds sighted in the park”
the above sentence means “(2/7)x = 300”
now we can solve it :
(2/7)x = 300
⇔ 2x = 7×300
⇔ 2x = 2100
⇔ x = 2100/2
⇔ x = 1050
Answer:
C or A
Step-by-step explanation:
Well since she first used half of her allowance all we do is just 9-14=5 and 5*2=10 so we now kn ow that her allowance is of 10 bucks.
Nine different cones can be made with these three flavor combinations.
Using the average daily balance method, the amount to be used in calculating Theresa's interest is given by:
Therefore, the interest charge on Theresa for the biling cycle is given by: