Cost of lack increased by 30%
new cost of lack will be = 100% + 30% = 130%
We are given that new cost = £65
Thus 130% of original cost = 65
100% of original cost = 65 × 100/130 = £50
Thus original price was £50
Answer:
21
Step-by-step explanation:
To find the mean, add up all the numbers
15+15+25+29 =84
Divide by the number of numbers
84/4 = 21
AD is 17 using the Pythagorean Theron
Answer:
Check the first two.
Step-by-step explanation:
Since the statement is false, there are no solutions to the system of equations. This also indicates that the lines are parallel.
