Best teacher for statistics ??

Hello guys,I need a detail notes on statistical representation of data and sometime chapter of quantitative aptitude subject.

What is escrow instrument?

If in case of resale as per the sale of goods act. if a seller sells the goods to another buyer and if there is any profit on resale should he returned it to the original buyer section 54

Ustad amajad khan agreed with an event management company to perform in various IITs in india for ₹5 lkh per performance company paid ₹3 lkh as advance. USK discovered that the promisee wants him to sing at night clubs and not in educational institute which was a material fact actively concealed by company. What would be the effect on agreement ((Someone suggest me answer questions related to Indian contract act ))

Can someone send me RS agarwal quantitative aptitude

Can anyone solve this question with detail solution ?

Which is the best teacher on YouTube for maths??

Which teacher is best for maths on youtube

Can someone pls explain this!?