Current location - Training Enrollment Network - Mathematics courses - Junior champion of mathematics, grade six, volume one, 69 pages, excellent homework.
Junior champion of mathematics, grade six, volume one, 69 pages, excellent homework.
1+3 = 4 of the total donation, 1 1/4.

1+5 = 6,21/6 of the total donation.

1+6 = 7,31/7 of the total donation.

Total donation of four people:148 ÷ (1-1/4-1/7) = 336 yuan.

1 donation: 336× 1/4=84 yuan.

2 Donation: 336× 1/6=56 yuan.

3 Donation: 336× 1/7=48 yuan.