If 0 ≤ x ≤ 4 and y > 12 which of the following cannot be the value of xy?
A trader paid Tk. 300 for a shipment of x identical pens. The trader gave two pens free of cost and sold each for Tk. 5 more than the average cost of the x pens. If the total revenue from the sale of the pens was Tk. 120 more than the cost of the shipment, how many pens were in the shipment?
If the average of 5 positive integers is 40 and the difference between the largest and the smallest of these 5 numbers is 10, what is the maximum value possible for the largest of these integers?
a-1a=3 হলে a3-1a3 এর মান কত?
9
18
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