Answer:ghdjdjhdjfjfjfjjxjdiwantpointiand I won't help youudjjd cuz I'm actually bad at mstj
Step-by-step explanation:
Answer:
56
Step-by-step explanation:
Sorry for not showing my work im a mental worker
196/3.5= 56
Answer: Amount of 35% solution required = 100 milliliters
Amount of 87% solution required = 30 milliliters
Step-by-step explanation:
Given: Total solution required = 130 milliliters
Let x = Amount of 35% solution (in milliliters).
Then, Amount of 87% solution required = 130 - x
As per given,
Concentration = 0.35x +0.87(130-x)=0.47(130)

Hence, Amount of 35% solution required = 100 milliliters
Amount of 87% solution required = 130-100 milliliters =30 milliliters
Answer: B
15cm and 9cm
Step-by-step explanation: