Homeworktaker

This page lists questions and answers that were posted by visitors named Homeworktaker.

Questions

The following questions were asked by visitors named Homeworktaker.

5 a) How many even numbers can be formed from the digits 1, 2, 3, 4, 5? b) How many of these numbers are greater than 3000?
4 years ago
A motorcycle licence plate consists of two or three letters followed by four digits. How many licence plates can be made?
4 years ago
A security code consists of either five or six different letters. How many distinct security codes are possible?
4 years ago
A spinner has six equally spaced sections numbered 1 to 6. You spin the spinner four times. In how many ways could the spinner result in an even number or the same colour on all four spins?
4 years ago
How many different numbers can be formed by multiplying some or all of the numbers 2, 3, 4, 5, 6, 7, 8?
4 years ago
You receive requests to connect with people every day on your social media account. If you have 15 requests to be “friends” with people, in how many ways could you respond by either accepting or rejecting each request?
4 years ago
Even after twenty years of use, most quarters have the same shiny appearance that they did when they were minted. Most pennies, however, have dulled considerably. What does this suggest about the position of the metal used to make quarters and the metal u...
4 years ago
Abia is one of three servers who work at a restaurant that is open from Tuesday to Sunday. Every week the servers randomly draw slips of paper from a hat to decide which two days they will not have to work, in addition to Monday. One week Abia gets to dra...
4 years ago
Calculate the percentile rank for each student’s quiz result in a grade 12 math class. Mark Frequency 4.0 2 5.0 6 6.0 8 7.0 13 8.0 4 9.0 3 10.0 2
4 years ago
Find the magnitude and the direction (to the nearest degree) of the resultant of each of the following systems of forces a. forces of 3 N and 8 N acting at an angle of 60° to each other
3 years ago
If vector sv = vector tu, and vector u is not parallel to vector v, what are vector s and vector t?
3 years ago
A sailor climbs a mast at 0.5 m/s on a ship travelling north at 12 m/s, while the current flows east at 3 m/s. What is the speed of the sailor relative to the ocean floor?
3 years ago
A ferry boat crosses a river and arrives at a point on the opposite bank directly across from its starting point. The boat can travel at 4 m/s and the current is 1.5 m/s. If the river is 650 rn wide at the crossing point, in what direction must the boat s...
3 years ago
A light aircraft with a cruising speed of 200km/h, flying in still air, first flew east for 1h 15 min, and then north for 3h. If the pilot now flies directly back to the home airfield, on what bearing should the pilot fly, and how long will the flight tak...
3 years ago
Two tractors, attached to a stump by chains, are being used to pull out the stump. One is pulling with a force of 4000N due east. The other is pulling with a force of 4500N northeast. Let point P represent the stump. Using a scale of 1cm to represent 1000...
3 years ago
A plane is capable of flying 180 km/h in still air. The pilot, Sofia, takes off from an airfield and heads due north according to the plane’s compass. After 30 minutes of flight time, Sofia notices that, due to the wind, the plane has actually travelled 8...
3 years ago
A seal is on an ice shelf floating at 17 km/h N40oW when it encounters a current of 5km/h from the south. On a nearby shore a polar bear is walking at 10 km/h S70oE. What is the velocity of the seal relative to the polar bear?
3 years ago
Two tugs are towing a ship. The smaller tug is 10° off the port bow and the larger tug is 20° off the starboard bow. The larger tug pulls twice as hard as the smaller tug. In what direction will the ship move? PLEASE USE COSINE LAW ONLY!!!!!
3 years ago
Under what circumstances is a. Proj(u onto v) — Proj(v onto «)? b. I Proj(u onto v) |= | Proj(v onto u) |?
3 years ago

Answers

The following answers were posted by visitors named Homeworktaker.