Which of the following is irrational? a.7. * (-4) b. sqrt of 16 + 3/4 c. sqrt of 3 + 8.486 d. 8 2/3 x 17.75

When you answer this can you explain

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account