Half a number plus 5 is 11.what is the number?

Shania's test scores in 8 subjects were 88, 91, 85, 74, 69, 72, 80, and 87. shania found the middle number of her scores. which type of measure did she find?

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .