Question 37
MediumOriginal questionDadi: Aarav, come here. The vegetable man says I can pay him with my phone. Show me how.
Aarav: Okay, Dadi. First open this app. The one with the blue circle.
Dadi: This one?
Aarav: No, that's the calculator. This one. Good. Now press "".
Dadi: It's showing my face.
Aarav: That's the wrong camera. Turn the phone round. Now point it at the black and white square on the card he gave you.
Dadi: It made a sound! Did I pay?
Aarav: Not yet. Now type the . How much is it?
Dadi: Sixty-five rupees. Six... five. Now?
Aarav: Now your . The four numbers. Don't tell me what they are.
Dadi: Why not? You're my grandson.
Aarav: Because a PIN is secret, Dadi. You never tell anyone. Not even me.
Dadi: (typing slowly) There. It says "Paid". A green tick!
Aarav: Well done. Now show him the screen.
Dadi: Wait. Can I see where the sixty-five rupees went?
Aarav: Yes, press "History".
Dadi: (reading carefully) Sixty-five rupees, to Ramesh Vegetables. Good. Now teach me how to check my , because next week I am going to buy a sari.
What mistake does Dadi make when she presses "Scan"?
Show the answer and explanation
Correct answer: D
Explanation
"It's showing my face." Aarav says, "That's the wrong camera. Turn the phone round."
Worth noting
Opening the calculator was her earlier mistake, before pressing "Scan".
- Concept
- Locating a stated detail
- Typical timeTypical
- 35 s
- Your timeYours
- —
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