Here are the blank entries
#1 is b
#2 is h (maybe?)
#3 is a
#4 is i (maybe?)
#5 is g
#6 is e
#7 is d
#8 is j (hmm...)
hope these answers help!
2.33 years. The principal amount of 40,000 takes 2.33 years to reach 51,200 with a simple interest of 0.12. 2.33 years.
14 + 16 + 18= 48 so the answer would be 14
3. 17.5feet / 0.07feet/sec = 250 sec
feet cancels feet and sec goes up and 17.5 divided by 0.07