The sign on a door reads: “Staff only. Visitors please use the main entrance on the left.” Where should visitors go?
- AThrough this door
- BTo the staff room
- CTo the main entrance on the left
- DTo the side exit on the right
The sign on a door reads: “Staff only. Visitors please use the main entrance on the left.” Where should visitors go?
A recipe card says: “Serves 4. You will need 2 cups of rice, 1 onion and 3 cups of water.” How many people does the recipe serve?
A coupon reads: “20% off any one item. Valid until 30 April. Cannot be used with other offers.” What is one rule for using the coupon?
In 1928 Alexander Fleming returned from holiday and noticed that mould had grown on one of his bacteria dishes. Around the mould, the bacteria had died. This led to the discovery of penicillin. What led Fleming to discover penicillin?
The word “quarantine” comes from the Italian “quaranta giorni”, meaning forty days. In the 1300s, ships arriving in Venice during plague outbreaks had to wait forty days before passengers could come ashore. Why did ships have to wait before passengers came ashore?
“When the coach announced that Sam would start in the final game, Sam’s face lit up.” What does “Sam’s face lit up” mean?
“Only 30 minutes after taking the new pill, I felt better,” said one customer in an advertisement. “It must be the best headache pill ever made.” Why is this weak evidence that the pill works?
A study compares two groups of patients after knee surgery. Group A did physiotherapy three times a week; Group B did it once a week. After two months, Group A could walk farther. The groups were similar in age and health at the start. Why does it matter that the groups were similar at the start?
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