How many 4-digit numbers are common multiples of 7 and 11?

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• Please solve these problems for me!Please please pleaseNON-SQUARESThe numbers 1,4,9,16,25,36,49,64,81,… are called the square numbers.Let’s call the omitted numbers 2,3,5,6,7,8,10,11,12,13,...the non-square numbers.The first non-square number is 2The second non-square number is 3.The third non-square number is 5.a) What is the twentieth non-square number?b) How many two-digit non-square numbers are there?c) What is the hundredth non-square number?d) T
• How many 4-digit numbers are common multiples of 7 and 11?
• 英语数学题(用中文解答）1.Two numbers added together make 56. A quarter of the first plus a third of the second make 16.2.A group of 7-year-olods are going to a park with a group of 11-year-olds.lf the average age of the two groups together is 9.4 years,how many of each age group are there?
• How many 3-digit numbers have exactly one digit 5 in them
• a^2q=36