Can you help me with questions 1 2 4 and 5 please and show work I’ll give you brainliest

Answer:
look at the bottom
Step-by-step explanation:
Look at the y and x and put the numbers on line and use a calculator and use this link calculator.net/fraction-calculator.html?c5num1=+3+1%2F4+&c5op=*&c5num2=2+1%2F2&ctype=5&x=103&y=21#mixednumbers