Q: Your sock drawer only contains 18 white socks and 18 blue socks. How many times do you need to reach inside the drawer and take out a sock to guarantee a matching pair?
A: Three times. On the third time, you’ll get either a white or a blue sock to match with one of the other two you’ve already grabbed
Q: Using only addition, how can you use eight eights to get the number 1,000?
A: 888 +88 +8 +8 +8
Q: The Yeshivah of Flatbush elementary school is a 4 story building. How many stairs are there between the gym and the roof?
Q: If the Flatbush lunchroom would implement extreme social distancing and only serve 2 cohorts of 12 students each, and the students need 20 minutes to eat lunch, and the school needs 15 minutes to disinfect the lunchroom after each session - how long would it take for all 2,036 Yeshivah of Flatbush students to all have lunch?
A: 2 days, 1 hour, and 35 minutes.
2036 students requires 85 groups. 35 minutes to eat and clean. 85 x 35 = 2975 minutes = 49 hours & 35 minutes.
Q: What is the largest number that can be pronounced with one syllable
Q: Which is the only country in the world to enter the 21st century with a NET GAIN in its number of trees?
Q: 1% of wastewater in the USA is recycled. The #2 country in the world in water recycling is Spain, with 20% of wastewater recycled. What % of the wastewater generated in Israel is recycled and reused?
A: 90% !! (Mostly for agriculture and trees)
Q: Choose the correct sentence: “the yolk of the egg is white” or “the yolk of the egg are white.”
A: Neither. Egg yolks are yellow, not white!