The number with 2021 digits is given.if we take any two consecutive digits without changing the order, the obtained two digit number is a multiple of 17 or 23.if the last digit of the given number is 7.which digit is the first one?

Q: I am three times as old as my son.Five years later,I sall be two and half time as old as my son.How…

A: In the question, I am three times as old as my son Five years later,I sall be two and half time as…

Q: Dan, Norie, Tobi and Anna are members of the same family. Dan is 2 years older then Anna, who is 21…

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Q: The sum of the digits of a two-digit number is 9. If 27 is added to it, the digits of the number get…

A: Let the two digit number be xy. It is given that the sum of the digits is 9. Hence x+y=9.

Q: The middle digit of a number between 100 and 1000 is zero and the sum of the other digit is 13. If…

A: Number between 100 and 1000 is three digit number. Consider the first digit be x, middle digit be y…

Q: the final exam score is higher. If a student's four test scores are 81, 65, 34, and 88, what is the…

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Q: For these data, which measures of central tendency take more than one value? Choose all that apply.…

A: Provided data is, Flight 4581 travels daily from Pittsburgh to San Antonio. The flight is due into…

Q: If 28 less than five times a certain number is 232. What is the number?

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Q: The digits of a positive integer, having three digits, are in A.P. and their sum is 15. The number…

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Q: The 14 digits of a credit card are written in the boxes shown. If the sum of any three consecutive…

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Q: The product of an even number and any other number is even.

A: The product of an even number and any other number is even.

Q: One person starts a rumour about how awesome math is. That person tells 8 people in about 1 hour. If…

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Q: If 200 students attending business class are subtracted from those who showed up on time and that…

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Q: the back of a credit card shows a 3-digit card verification (CVC). The digits can be any number from…

A: Given the back of a credit card shows a 3-digit card verification (CVC). The digits can be any…

Q: John has grades of 86, 88, and 78 on his first three tests in geometry. If he wants an average of at…

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Q: A positive number is 5 time another number . if 21 is added to both the numbers then one of the new…

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Q: The house of a row are numbered consecutively from 1 to 49 .show that there is a value of x such…

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Q: If the largest of 89 consecutive integers is 327, what is the smallest?

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Q: A realtor uses a lock box to store the keys to a house. The access code for the lock box consists of…

A: A permutation is the arrangement of elements. For example, three persons viz. A, B and C can be…

Q: The 16-digits of an ATM-card number are to be written in the boxes below. If the sum of any three…

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Q: Gwen is twice as old as Arni was when Gwen was as old as Arni is now. If Gwen is 24 years old now,…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.