UPSKILL MATH PLUS

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1. Pari wants to buy 5 tennis balls from a sports shop. If a dozen balls cost ₹180, how much should Pari pay to buy 5 balls?
 
Answer:
 
Pari has to pay .
 
2. A heater uses 3 units of electricity in 40 minutes. How many units does it consume in 2 hours?
 
Answer:
 
Amount of electricity consumed in 2 hours is units.