There are 6 black balls, 8 green balls, and 6 blue balls in a bag. What is the probability of picking up one green ball out of the bag without looking?
Shen is walking in the west direction. After walking for 1 meters, he takes a right turn and walks for another 2 meters. He then takes a left turn and walks for 2 meters. He again takes a right turn and walks for another 2 meters. How far is he from the starting point?
One ticket to a show costs ¥40. Shan buys a total of 5 tickets for the show using a coupon that gives her a 15% discount. Fai buys 6 tickets, using a coupon that gives a 20% discount. How much more did Fai pay than Shan?
What is the area of a rectangle whose length is ^@ 7 \space m \space 2 \space dm \space 2 \space cm ^@ and width is ^@ 4 \space m \space 7 \space dm \space 2 \space cm?^@
An integer is divided by 4 and gives a remainder of 3. The resulting quotient is divided by 6 and gives a remainder of 2. The resulting quotient is then divided by 8 giving a quotient of 1 and a remainder of 5. What is the number?