Answer:
DEF
Step-by-step explanation:
The other triangle is a reflection
There are 13 numbers here:
30, 30, 31, 32, 42, 49, 58, 58, 67, 67, 69, 78, 90.
The median number is the 7th number, which is 58.
4 kg - weight of sugar
10 kg - mass of water
4kg + 10kg = 14kg - weight of the syrup
The sugar is 2/7 of the weight of the syrup.
Convert to the percentage:
7.5$
This is because 11.25*3 = 33.75
and 8.25*5 = 41.25
41.25-33.75=7.5