Angad, Caroline and Sarah share some sweets in the ratio 7:4:3. Angad gets 52 more sweets than Sarah. How many sweets does Caroline get?

How can i differentiate this equation?

Sakura speaks 150 words per minute on average in hungarian, and 190 words per minute on average in polish. she once gave cooking instructions in hungarian, followed by cleaning instructions in polish. sakura pent 5 minutes total giving both instructions, and spoke 270 more words in polish than in hungaria how long did sakura speak in hungarian, and how long did she speak in polish? sakura spoke for minutes in hungarian and for minutes in polish

Kari plans to sample 20 people of a population that contains 100 students. she wants to determine how many people wake up before 6 a.m. which sample is the most random?