Bhargav Seeram
Bhargav Seeram answered question
Mary Stevens Earn $6 An Hour At Her Job And Is Entitled To Time-and-a-half For Overtime,and Double Time On Holidays.last Week She Worked 40 Hours Of Regular Time,6 1/2 Hours Of Overtime,and 8 Hours Of Holiday Time.how Much Did She Earn?
Mary earns $6 per Hr.  For over time, she earns time and half, i.e if she works for 1 OT(Over  Time) she gets 6+6/2 = 9$  if she works on holidays, she gets double time, i.e if she works for 1hr  she gets 2*6 = 12$  last week she worked 40 reg hours, 6.5 over … Read more
Bhargav Seeram
Bhargav Seeram answered
The Fact Families 2x3=6 And 2x10=20 Contain Exactly 3 Different Digits. How Many Other Fact Families With Dividends Under 100 Contain Exactly 3 Different Digits?
2*3=6 2*4=8 2*5=10 2*6=12 2*7=14 2*8=16 2*9=18 2*10=20 3*4,3*5, 3*6, 3*7,3*8,3*9,3*10,4*5,...4*10 if you notice for 2-table, 8, and for 3-table its 7, and for4-table its 6.. So 8+7+6+5+4+3+2+1, here 10-table can  be easily excluded, hence the answer is 36