6. Calculate the answer, use the correct number of significant figures. a) (0.32)(14.50)(120) =
b) (24.1)/(0.005) =
c) (3.9)(6.05)(420) =
d) (14.1)/5 =
Does anyone know the answers to these If so plz help me !!

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2