1: answer is 8a+24b
2: answer is 6x+33y
There is decrease of 35% in the price of silver in the past 6 months.
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Solution:
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Given that
Price of silver went from $26.40 a troy ounce down to $17.16 a troy ounce during past 6 months need to represent this decrease in percentage
Price of silver before 6 months = initial price = $26.40
Price of silver now = current price = $17.16
Difference in price in 6 months = 26.40 – 17.16 = $9.24


Hence there is decrease of 35% in the price of silver in the past 6 months.
Answer:
2712.96 mm³
Step-by-step explanation:
V = πr²h
= 3.14 x 12 x 12 x 6
= 37.68 x 72
= 2712.96 mm³
Answer:
The sell price of the truck rental after applying the coupon of 20 % is $ 120 .
Step-by-step explanation:
Given as :
The regular rented price for the truck = $ 150
The discount as off coupon = 20 %
Let The sell price for truck after discount = x
<u>So , Discount % =
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Or, 20 % = 
Or,
= 1 -
Or,
=
or,
=
∴ x = 
I.e x = 8 × 15
Or, x = 120
Hence the sell price of the truck rental after applying the coupon of 20 % is $ 120 . Answer
Answer:
Regular selling price (price before discount) 100%.
Price after trade discount of 15% is 85% of regular selling price..
Price after trade discount reduced to 10% is 90% of regular selling price.
By reducing the trade discount from 15% to 10% meant increasing the selling price by 5% of the selling price before applying the trade discount.