Need asap pls giving out extra pints for every question

1.

43.85 + 2(2.70) + 2(-1.10) - 4.45

43.85 + 5.40 - 2.20 - 4.45

$42.60

2.

1.40(15) = 21

$21

3.

15(3) + 3(9) + 7

45 + 27 + 7 = 79

$79

4.

15 - 45 / 9

15 - 5

10

5.

0.75(79.99)

$59.9925 (can be rounded to just $59.99)

pakistan's principal natural resources are arable land and water. about 25% of pakistan's agriculture accounts for about 21% [1] of gdp and employs about 43% of the labour force. in pakistan, the most agricultural province is punjab where wheat and cotton are the most grown.