член: BlackoutMiIkshake

28 Questions
0 Answers

+106

Math

Distinct prime numbers p, q, and r satisfy the equation p(q + r) = 16. Which of the following prime numbers must either q or r be equal to?
2 3 5 7 11

ElectricPavlov ●●

BlackoutMiIkshake 24 окт. 2025 г.

+106

Math

The triangle with vertices at (1,0), (0,1), and (k,k) has area 1/2. Find k.

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BlackoutMiIkshake 24 окт. 2025 г.

+106

Math

Mrs. Monstrous Millie wants to throw a party for a group of monsters and aliens. The monsters each have 5 heads with 7 ears on each head, and the aliens each have 5 heads with 3 ears on each head. As party favors, Mrs. Millie wants to give each guest a прочитайте больше ..

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BlackoutMiIkshake 24 окт. 2025 г.

+106

Math

Siva starts at vertex A of square ABCD with side length 10. He walks towards vertex C, along the diagonal AC. He then walks towards B, then towards D. What is the length of his path?

Bosco ●

BlackoutMiIkshake 22 окт. 2025 г.

+106

Math

William writes the integers from 2 through 15 from left to right on a piece of paper, then does the following:

* He begins by circling the leftmost uncircled integer, then circles all its powers. Afterwards, he repeats this process until every прочитайте больше ..

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BlackoutMiIkshake 22 окт. 2025 г.

+106

Math

Two chords with length r are drawn on a circle of radius r. What is the maximum possible distance between their endpoints?

asinus ●

BlackoutMiIkshake 22 окт. 2025 г.

+106

Math

In the diagram below, AB = AC = 1, and arc BC is centered at A with \angle BAC = 60^\circ. Point D is on \overline{AB}, and point E is on arc BC so that BD = DE, and arc BE (centered at D) is tangent to \overline{AC}. Point F is on \overline{DB}, прочитайте больше ..

asinus ●

BlackoutMiIkshake 21 окт. 2025 г.

-1

+106

Math

Let ABC be a triangle with \angle B = 90^{\circ}. Suppose that point D lies on segment BC such that angle BAD = \angle CAD, and suppose that point E lies on segment AC such that angle EDA = 60^{\circ}. Given that AD = AC and that CE = 17, find BD.
<прочитайте больше ..

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BlackoutMiIkshake 21 окт. 2025 г.

+106

Math

A number is chosen at random from among all 9-digit numbers that use each of the digits 1 through 9 exactly once. What is the probability that this number is a multiple of 2?

Bosco ●●

BlackoutMiIkshake 20 окт. 2025 г.

+106

Math

Three squares of a 5 \times 5 grid are colored. Two colorings are conisdered equivalent if one coloring can be rotated to form the other coloring, such as the two colorings below, and the grid can be reflected as well. We also want the three прочитайте больше ..

BlackoutMiIkshake 20 окт. 2025 г.

+106

Math

Selma multiplies the number 9 the two-digit number \overline{AB}, and the three-digit number \overline{CDE}. She finds that the product of all three numbers is the five-digit number 41409. Compute the sum \overline{AB} + \overline{CDE}. прочитайте больше ..

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BlackoutMiIkshake 20 окт. 2025 г.

+106

Math

Given a positive integer N, a multiplication decomposition of N is a sequence of positive integers (d_1, d_2, \dots, d_k) such that
* d_1 \neq 1,
* d_i divides d_{i + 1} for 1 \le i \le k - 1, and
* d_1 d_2 \dotsm d_k = N.
The last прочитайте больше ..

BlackoutMiIkshake 20 окт. 2025 г.

+106

Math

A traffic light runs repeatedly through the following cycle: green for 40 seconds, then yellow for 5 seconds, then red for 35 seconds, which repeats indefinitely. Oliver picks a random time and watches the light for 75 seconds. What is the probability прочитайте больше ..

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BlackoutMiIkshake 20 окт. 2025 г.

+106

Math

Consider a cube with side length 1, together with 14 congruent spheres each of radius r, with 8 of the spheres centered at the 8 vertices of the cube and the remaining $6$ spheres centered at the centers of the $6$ faces of the cube. Suppose $r$ is chosen прочитайте больше ..

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BlackoutMiIkshake 20 окт. 2025 г.

+106

Math

What is the units digit of 1^1 + 2^2 + 3^4 + 4^8?

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BlackoutMiIkshake 18 окт. 2025 г.

+106

Math

A square has two of its vertices at (12, 34) and (-98, 56),$ and another vertex at (a, b). What is the sum of all possible values of the area of the square?

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BlackoutMiIkshake 18 окт. 2025 г.

+106

Math

At Patty the panda's pizza parlor, the possible pizza toppings are pesto, pepperoni, peppers, and pineapple, and the possible desserts are pumpkin pie, powdered-sugar pretzels, and papaya popsicles. If Prajwal the porcupine, Petunia the peacock, and Pete прочитайте больше ..

BlackoutMiIkshake 17 окт. 2025 г.

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