In each of the following, answer the question using estimation methods if possible. If estimation is not appropriate, explain why not.
a. Josh has $380 in his checking account. He wants to write checks for $39, $28, $59, and $250. Will he have enough money in his account to cover these checks?
b. Gila deposited two checks into her account, one for $981 and the other for $1140. Does she have enough money in her account to cover a check for $2000 if we know she has a positive balance to start with?
c. Alberto and Juan are running for city council. They receive votes from two districts. Alberto receives 3473 votes from one district and 5615 votes from the other district. Juan receives 3463 votes from the first district and 5616 from the second. Who gets elected?
d. Two rectangular parcels have dimensions 101 ft by 120 ft and 103 ft by 129 ft. Which parcel has greater area? (Recall that the area of a rectangle is length times width.)
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