Geometry (U1)
What is the formula to calculate the perimeter of a rectangle?
P=2(l+w)
Write 3,000 in scientific notation.
3×10^3
If 2 pencils cost $4, how much do 5 pencils cost?
10
A coin is flipped. What is the probability of getting heads?
1/2
How many sides does a pentagon have?
5
Find the area of a rectangle with length 8 cm and width 5 cm.
40 cm²
Write 0.004 in scientific notation.
4×10^−3
A recipe uses 3 cups of flour for 6 cookies. How many cups are needed for 12 cookies?
6 cups
Roll a die (d6). What is the probability of getting a number greater than 4?
2/6 or 1/3
What’s 15% of 200?
30
A parallelepiped has length 5 cm, width 4 cm, and height 3 cm. Find its volume.
60 cm³
7×10^2 equals what?
700
Complete the proportion: 4:8 = x : 16
x = 8
A bag has 3 red and 2 blue balls. What is the probability of ont picking red?
2/5
How many faces does an icosahedron have?
20
What is the total surface area of a box with dimensions 3 cm × 2 cm × 1 cm?
22 cm²
Multiply: (2×10^3)×(3×10^2)
(3×10^5)
A map scale says 1 cm = 5 km. If two cities are 7 cm apart on the map, how far are they in real life?
35 km
A standard deck of cards has 13 different cards {A, 2, 3, 4, ..., J, Q, K} of each suit {♠️,♥️, ♦️ , ♣️}.
What is the chance of randomly drawing a 4♦️ or a 7♠️?
2/52 or 1/26
Which student is the best arm wrestler of G7?
Helena Bate
A parallelepiped has a volume of 120 cm³. If the length is 5 cm and width is 4 cm, what is the height?
6 cm
Divide: (9×10^6)÷(3×10^2)
3x10^4
If 5 machines produce 20 toys in an hour, how many toys will 8 machines produce in the same time?
32 toys
A standard deck of cards has 13 different cards {A, 2, 3, 4, ..., J, Q, K} of each suit {♠️,♥️, ♦️ , ♣️}.
What is probability of not drawing a card of diamonds (♦️)?
3/4
Math (obviously)