Answer:
c
Step-by-step explanation:
since the line is going downward, it automatically means negative
and the first to answers mention adding which is positive, so A and B should be eliminated
since the slope is 72 (i dont feel like explaining why it is but trust me it is) that means the answer is c
Answer: 5 pens cost Rs.50
Explanation: Since 1 pen costs Rs.10, you will need to multiply the number of pens (1) and the cost of that number of pens (Rs.10) by the amount of pens you must find the cost for (5). Since 10 times 5 is 50, that means that 50 is the cost of 5 pens.
I hope this helps!
If you would like to calculate g * 5 - h * 3 for g = 2 and h = 7, you can do this using the following step:
g = 2
h = 7
g * 5 - h * 3 = 2 * 5 - 7 * 3 = 10 - 21 = - 11
The correct result would be - 11.
Answer:
Step-by-step explanation:
Factor out 5:
Use difference of squares formula for the inside:
Answer:
60men
Step-by-step explanation:
300 men - 15 days - 1 work
men? - 15 days - 1/5 of work
When 1 man does 1/5 of work,
how many days needed = (15 × 1/5) × 300 = 900days
Men needed to complete 1/5 work in 15 days = 900 ÷ 15 = 60men