Question
Sean started exercising by doing 7 squats on the first day. Every day, he would do 2 more squats than the day before. How many squats did he do altogether after 11 days?
3 m

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Sean started exercising by doing 7 squats on the first day. Every day, he would do 2 more squats than the day before. How many squats did he do altogether after 11 days?