Answer:
n = - 2
Step-by-step explanation:
- Bases are equal, so exponents will also be equal.
Given :
A shopkeeper earns a profit of Rs. 1 by selling a pencil and a loss of 20 paisa by selling an eraser.
To Find :
In a given day he had a loss of Rs. 10. On this day, he sold 35 pencils. How many erasers were sold on this day.
Solution :
Money earned by selling 35 pencils.
P = 35 × 1 = Rs 35 .
Now, it is given that he had a loss of Rs 10 .
Therefore, amount of loss done by money is :
E = 35 + 10
E = Rs 45
Now, number of erase sold :
Hence, this is the required solution.
Answer:
Step-by-step explanation:
Let x be the amount at 5%
Then 2200 - x is the amount at 3%
<u>The total interest is:</u>
- 0.05x + (2200 - x)*0.03 = 78.50
- 5x + (2200 - x)*3 = 7850
- 5x + 6600 - 3x = 7850
- 2x = 7850 - 6600
- 2x = 1250
- x = 625
<u>Find the amount at 3%:</u>
Answer:
its is either 339.3 or 1357.2
Step-by-step explanation:
The shapes are similar, there was a dilation, which is what made the shape either bigger or smaller. I am not very good with instructions, but I will try to answer my best. You could set up a ratio, Bigger shape/smaller shape, or vice versa. Wish I could have helped more, sorry.
Good Luck! Hope I helped:)