Answer:
Number of cheaper dresses sold is 35
Number of expensive dresses sold is 15
Step-by-step explanation:
Given:
Cost of cheaper dresses = $90
Cost of expensive dresses = $140
Total cost of the dresses = $5250
To Find:
Number of cheaper dress = ?
Number of expensive dress = ?
Solution:
Let
The number of cheaper dresses be x
The number of expensive dresses be y
(Number of cheaper dresses X cost of cheap dress) + (Number of Expensive dresses X cost of expensive dress) = $5250
= $5250
It is given that the 20 more of the cheaper dresses than the expensive dresses is sold
So,
number of cheaper dress = 20 + number of expensive dress
x = 20 + y---------------------------------------(1)
y = 15
Substituting y in (1)
x = 20 +15
x= 35
Answer:
The graph I have selected would be classified as an inverse.
Step-by-step explanation:
Answer:eliminated, the bedtime increases by one minute. ... Description: This activity requires students to tell time to the half-hour (e.g. 4:00, 5:30, 11:30).
Step-by-step explanation:
Answer:
Jenna earned 1330 in first two weeks working at the coffee stand.
Step-by-step explanation:
Given:
Amount earned in 1 week = 557
Amount earned in next week =773
We need to find the amount earned in 2 weeks.
Solution:
Now we know that;
Amount earned in 2 weeks is equal to sum of Amount earned in 1st week and Amount earned in next week.
framing in equation form we get;
Amount earned in 2 weeks =
Hence Jenna earned 1330 in first two weeks working at the coffee stand.
Answer:
You can use Pythagoras theorem to calculate x:
12² + 14² = x²
144 + 196 = x²
x² = 340
x = √340 ≈ 18,44