Jain classes problem solving

Iss qs m typing error h Yha jo likha h "चार विद्यार्थियों का औसत 300 ग्राम बढ़ जाता है" iski jgh aayega sbka ausat 300gram bdh jata h

Question no.55

Jo trika thik lge usse kr lena

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Subject verb agreement ka hai

please answer this...

Computer ka bilkul smjh nhi aata

Jain classes k kisi bhi stud. Ka kahi bhi selection ho to aap plz bataye study se related jo bhi help chaiye bataye

Jha bhi likha h