मशीन B प्रति घंटे 28 वस्तुओं का निर्माण करती है। एक अन्य मशीन E, B की तुलना में प्रति घंटे 25% कम वस्तुओं का निर्माण करती है। यदि मशीन E लगातार 6 घंटे चलती है, तो उसके द्वारा निर्मित वस्तुओं की कुल संख्या ज्ञात कीजिए।

In a data table, the production of rice for country Q and country R is 60 lakh tons and 54 lakh tons respectively. The production of wheat for country S and country T is 52 lakh tons and 52 lakh tons respectively. What is the ratio of the total production of rice of countries Q and R to the total production of wheat of countries S and T?

In a survey of 5 countries (P, Q, R, S, T), the rice production values are 40, 60, 54, 70, and 51 lakh tons respectively. What is the average production of rice (in lakh tons) across all 5 countries?