• Stephanie found that 125 of her paces were necessary to travel 100 m. When she walked the boundary of a football oval, she took 763 paces. What is the approximate perimeter of the boundary?

  General

  10 months ago

• In a stationery store, pencils have one price and pens have another price. Two pencils and three pens cost $0.78. But three pencils and two pens cost $0.72. How much does one pencil cost?

  General

  10 months ago

• Define universe sets and based on them do what is required 4 subset exercises, consider a universe set and then show a subset of this with Set Notation by Extension and Comprehension

  General

  10 months ago

• A water tank is 810 full. Then, 13 of the water it has is removed. Mark the alternative that expresses the capacity of the remaining tank.

  General

  10 months ago

• A rectangular garden is 8 meters long and 5 meters wide. If the garden's perimeter is equal to its area plus 6 meters, what is the area of the garden?

  General

  10 months ago

• What is the amount of an investment of Q.300,000 after one year, if it is deposited in a bank account that pays 30% interest convertible bimonthly?

  General

  10 months ago

• A person deposits Q.5,000 in a savings account that pays 10% annual interest, convertible semi-annually. What will be the amount collected after 28 months?

  General

  10 months ago

• How much will a lady pay in the tortilla shop if she buys 2 kilos of tortilla? If the kilo of tortilla is 11.5 pesos

  General

  10 months ago

• In a restaurant, there is a pizza rotation that is divided into 18 pieces and 03 different flavors, which represents the whole pizza? What does 02 flavors of pizza represent?

  General

  10 months ago

• X-3>5

  General

  10 months ago

• 786

  General

  10 months ago

• binary division 11011/101

  General

  10 months ago

• -2<x-9<3

  General

  10 months ago

• The businessman Francisco Hernández invested his capital in a fleet of 50 cars, from which he extracted a sample of 10, to determine what is the Kilometer traveled, giving an average of 150 kilometers per day, with a standard deviation of 15. Determine the confidence interval of 0.94, for the difference of the average of the kilometers of the vehicles.

  General

  10 months ago

• X+5(3x)

  General

  10 months ago

• A turner makes curtain rods that customers custom order. The length of the bars in meters is a random variable T such that T is a normal with expectation 2 and unknown variance. The probability that the length of the bar is greater than 50 cm is 0.9938. A) calculate the variance of T B) calculate the probability that the length of the bar is 2.4 meters

  General

  10 months ago

• A triangle with coordinates A(7;2), B(5;3) and C(-1;3) represents a roof for 1 unit. To extend the roof to cater for 16 units you need to enlarge the roof using (y+3;x+3). Calculate the coordinates of the enlarged roof.

  General

  10 months ago

• On World Savings Day (October 31, 2023) you open a savings account with 550 euros. In the following two months, an interest rate of 3% p.a. applies with monthly interest On January 1st, 2024, the bank announces a change to quarterly interest at 2.7% p.a. On April 1st, 2024 you pay 400 euros into the savings account. On June 30th, 2024 you withdraw 100 euros. What is the balance in your savings account on October 1st, 2024? a) 868.77 b) 910.34 c) 860.77 d) 862.54 e) 409.03

  General

  10 months ago

• A mason needs to build a wall of 12mx4mx10cm. If the mixture that goes between the bricks occupies 12% of the volume of the wall, how many 20cmx10cmx5cm bricks will be needed?

  General

  10 months ago

• Let {(3,5,-1);(7,2,-2)} be a spanning set. Determine the space generated by S.

  General

  10 months ago