A shopkeeper buys some books for £80. If he had bought 4 more books for the same amount, each book would have cost £1 less. Find the number of books he bought? Thank You

A shopkeeper buys some books for £80. If he had bought 4 more books for the same amount, each book would have cost £1 less. Find the number of books he bought? Thank You

in an up-and-down natural number, the digits increase to a maximum digit and then decrease. This maximum is not the first or last digit. (Example: 256850 is an up-and-down number, but 255876 is not...

on a trip Liam agreed to drive 2/3 of the total distance if Jessica drove the remaining distance. Upon completing his share of driving, Liam fell asleep. When Liam awoke, Jessica still had 20% of...

Josh has more than 250 toy soldiers. when he tries to arrange them in rows of 3, there are 2 left over. When he tries to arrange them in rows of 5, there are 2 left over. When he tries to arrange...

an image or details of lines if it is regular or not plz plz i need ur help

A volleyball league organizer collected $2,040 for both divisions of volleyball teams. The Blue division costs $160 per team and the Red division costs $180 per team. How many teams will play in each...

There are 24 space patrol vehicles in a hanger. Some of the vehicles carry 3 crew members. The others carry 4 crew members. All 86 crew members are at a briefing. How many vehicles carry 3 crew members...