Chapter-54

 āĻ…āϧ্āϝাāϝ়-ā§Ģā§Ē

Unit-10 

āĻāĻ•āĻ•-10 

Mathematics Riddles 

āĻ—āĻŖিāϤ⧰ āϧাঁāϧা 

Here are some riddles belonging to Mathematics. Solve carefully.

āχāϝ়াāϤ āĻ—āĻŖিāϤ⧰ āĻ•িāĻ›ুāĻŽাāύ āϧাঁāϧা āφāĻ›ে। āϏাā§ąāϧাāύে āϏāĻŽাāϧাāύ āϕ⧰āĻ•।

1. How can you add eight 8's to get the number 1,000 ? (only use addition)

ā§§. 1,000 āύāĻŽ্āĻŦā§° āĻĒাāĻŦāϞৈ āφāĻĒুāύি āĻ•েāύেāĻ•ৈ āφāĻ āϟা 8 āϝোāĻ— āϕ⧰িāĻŦ āĻĒাā§°ে? (āĻ•েā§ąāϞ āϏংāϝোāϜāύ āĻŦ্āĻ¯ā§ąāĻšাā§° āϕ⧰āĻ•)

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2. Two fathers and two sons sat down to eat eggs for breakfast. they ate exactly three eggs, each person had an egg. Explain how.

⧍. āĻĻুāϜāύ āĻĒিāϤৃ āφ⧰ু āĻĻুāϜāύ āĻĒুāϤ্ā§° ā§°াāϤিāĻĒুā§ąাā§° āφāĻšাā§°āϤ āĻ•āĻŖী āĻ–াāĻŦāϞৈ āĻŦāĻšিāĻ›িāϞ। āϤেāĻ“ঁāϞোāĻ•ে āĻ িāĻ• āϤিāύিāϟা āĻ•āĻŖী āĻ–াāχāĻ›িāϞ, āĻĒ্ā§°āϤিāϜāύ āĻŦ্āϝāĻ•্āϤিā§° āĻāϟা āĻ•āĻŖী āφāĻ›িāϞ। āĻ•েāύেāĻ•ৈ āĻŦā§°্āĻŖāύা āϕ⧰া।

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3. What digit is the most frequent between the numbers 1 and 1,000 (inclusive) ? To solve this riddle you don't want to manually do all of the math but rathe try to figure out a pattern.

ā§Š. 1 āφ⧰ু 1,000 āϏংāĻ–্āϝাā§° āĻŽাāϜāϤ āφāϟাāχāϤāĻ•ৈ āϏāϘāύাāχ āĻ•োāύāϟো āĻ…ংāĻ• (āĻ…āύ্āϤ⧰্āĻ­ুāĻ•্āϤ) ? āĻāχ āϧাঁāϧাāϟো āϏāĻŽাāϧাāύ āϕ⧰িāĻŦāϞৈ āφāĻĒুāύি āĻŽেāύুā§ąেāϞি āϏāĻ•āϞো āĻŦোā§° āĻ—āĻŖিāϤ āϕ⧰িāĻŦ āύিāĻŦিāϚাā§°ে āĻ•িāύ্āϤু āĻāϟা āφ⧰্āĻšি āωāϞিāϝ়াāĻŦāϞৈ āϚেāώ্āϟা āϕ⧰ে।

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4. What digit is the least frequent between the numbers 1 and 1,000?

ā§Ē. 1 āφ⧰ু 1,000 āϏংāĻ–্āϝাā§° āĻŽাāϜāϤ āφāϟাāχāϤāĻ•ৈ āĻ•āĻŽ āϏāϘāύাāχ āĻ•োāύāϟো āĻ…ংāĻ• āφāĻ›ে?

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5. A merchant can place 8 large boxes or 10 small boxes into a carton for shipping. In one shipment, he sent a total of 96 boxes. If there are more large boxes then small boxes, how many cartons did he ship?

ā§Ģ. āĻāϜāύ āĻŦ্āĻ¯ā§ąāϏাāϝ়ীāϝ়ে 8 āϟা āĻĄাāϙ⧰ āĻŦাāĻ•āϚ āĻŦা 10 āϟা āϏ⧰ু āĻŦাāĻ•āϚ āĻāϟা āĻ•াā§°্āϟāύāϤ ā§°াāĻ–িāĻŦ āĻĒাā§°ে। āĻāϟা āϚাāϞাāύāϤ, āϤেāĻ“ঁ āĻŽুāĻ  96 āϟা āĻŦাāĻ•āϚ āĻĒ্ā§°েā§°āĻŖ āϕ⧰িāĻ›িāϞ। āϝāĻĻি āĻ…āϧিāĻ• āĻĄাāϙ⧰ āĻŦাāĻ•āϚ āĻĨাāĻ•ে āϤেāύ্āϤে āϏ⧰ু āĻŦাāĻ•āϚ, āϤেāĻ“ঁ āĻ•িāĻŽাāύ āĻ•াā§°্āϟāύ āϜাāĻšাāϜāϞৈ āĻ—ৈāĻ›িāϞ?

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6. If 9999 = 4, 8888 = 8, 1816 =6, 1212 = 0, then 1919 =

ā§Ŧ. āϝāĻĻি 9999 = 4, 8888 = 8, 1816 =6, 1212 = 0, āϤেāύ্āϤে 1919 =

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7.  What digit is the most frequent between the numbers 1 and 1,000 (inclusive)?

ā§­. 1 āφ⧰ু 1,000 āϏংāĻ–্āϝাā§° āĻŽাāϜāϤ āφāϟাāχāϤāĻ•ৈ āϏāϘāύাāχ āĻ•োāύāϟো āĻ…ংāĻ• (āĻ…āύ্āϤ⧰্āĻ­ুāĻ•্āϤ)?

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Post Id: DABP002574