Question

Ans:

5. Abena travelled 40% of the distance of her trip alone, went another 35 miles with Saralyn,
and then finished the last half of the journey alone. How many miles long was the journey?
Ans:
miles
6. The mean of the data set (9,5,7, 2, x} is twice the data set (8,x, 4,1,3}. What is (y - x)2?
Ans:
UGRC 120: Numeracy Skills
Page 5 of 8​

Answer 1

5) 350 miles

Step-by-step explanation:

5)

40% + 35 miles = 50%

=> 50% - 40% = 35 miles = 10%

=> 100% = 35 * (100% / 10%) = 35 * 10 = 350 miles