Someone with my homework idk what to do

For number 1: Place a dot on about 1.7 Because 1 2/3 is equivalent to 1.6 repeated (which rounds up to 1.7.)

For number 3: Place a dot at -2.4 and -1.6 because -2 3/5 is equivalent to -1.6.)

Hope this helps! Good luck and have a nice day!

its c or d   take a lucky guess my dude

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons