Переведите в косвенную речь вопросительные предложения. 1)mother asked: “why didn’t you tell me about your problems last month? ” 2)my sister asked me: “will you help me with my maths test? ” 3)the girl asks her new friend: “how old are you now? ”

1.Mother asked why I hadn't told her about my problems the previous month.
2.My sister asked me if I would help her with her maths test.
3.The girl asks her new friend how old he is now.