Answer:
Step-by-step explanation: It would take him 15 minutes more to mow the whole yard
1/2 hour is 30 mins divided by 2 which is 15 mines times 3 is 45 mins total mins
Option C is the correct answer
Step-by-step explanation:
![\huge {x}^{ \frac{4}{7} } = \sqrt[7]{ {x}^{4} } \\](https://tex.z-dn.net/?f=%20%5Chuge%20%7Bx%7D%5E%7B%20%5Cfrac%7B4%7D%7B7%7D%20%7D%20%20%3D%20%20%5Csqrt%5B7%5D%7B%20%7Bx%7D%5E%7B4%7D%20%7D%20%20%5C%5C%20)
50% of 100 is 50. If you look at the percentage symbol, it has a line with two zeros. If you rearrange them it looks like a one hundred. 50%= .50= 1/2. 1/2 times 100=50
Answer:
Step-by-step explanation:
Increased amount = 3 - 2.50 = $ 0.50
Increase percentage = 
= 5 *4
= 20%