Urgent! view photo for full question. which expression is equivalent to (7+4i)+(8+i) ( 7 + 4 i ) + ( 8 + i ) ? 15−5i 15 − 5 i 5+0i 5 + 0 i 15+5i 15 + 5 i 20+0i

Ican interpret and represent the remainder in division calculations sensibly for the context (eg 27.4 in calculating average height in cm: $27.44 if it represents an amount of money) solve the following problems. 15) the wildlife park charges $25.50 dollars per person to enter their park if the park made $15096 dollars today, how many people entered the park? 16) ms adams plus 2,230 other keen runners ran a marathon: between them they ran 94817.5km. how many km did each competitor run?