The teacher assigned 10 math problems, and Xiaohong finished 70%, leaving (30)% of the tasks unfinished, and (3) the problems unfinished.

There are (80) 1% and (8) 10% in 4/5.

One batch of goods has been shipped 20%, and the remaining (80)% has not been shipped.

A 15% discount on goods means that the current price accounts for (85)% of the original price. If the original price is 120, the current price is (102) yuan.

6 7 km is (87.5)% of 8 km, and 75% of 16 kg is (12) kg.

There are 52 people in Class 6 (3), and everyone has donated money, which is (100)% of the whole class.

There are 50 boys and 40 girls, with 25% more boys than girls.

9 6 is 20% of (30), 6 is 20% more than (5), and (7.2) is 20% more than 6.

10 Cut a piece of wood 1 meter long into small pieces with the same length and cut it in four times, of which three pieces account for (100)% of the total length.

1 1 26 is greater than 4/5 (5.2).

50% of 12 18 tons is greater than 3 tons of 1.

13 (the middle value) is called the median of this set of data; The number with the largest proportion in a set of data is called the mode of this set of data.

14 The average, median and mode of a set of data 90\92\85\95\96\ 100 are (93), (85) and (100) respectively.

15 The average of a set of data 8 \ 8 \ 13 \15 \ 23 is (14.5), the mode is (23), and the median is (13).