At 1% significance level does college academic grade depend on the high school NCAE results for the following 200 students what is the null hypothesis there and what is the alternative hypothesis there? ​

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

Which shows a reasonable estimation for 124% of 42 using the distributive property?