Q and A for the topic: General

1) Consider a class with a normal distribution of grades of 5.5. The standard deviation is 0.5. Calculate the percentage of students who obtained a grade: A) between 5 and 6; B) above 6; C) below 5.

Kaiyu has a $40,000 car loan at 12% for 36 months, on which she makes monthly payments of $1,328.57. After making her 10th payment, she wants to know the amount to pay the loan off. What is the payoff for Kaiyu after her 10th payment?

Elijah invests $5,000 in a simple interest account yielding 3% annually, for 4 years. How much interest does Elijah's investment accruc after 4 years? 60.000.00 600.00 37.50 150.00

Kaya deposits $25,000 into an account that earns 3% interest compounded monthly. How much does Kaya's have in the account after 6 years 8 months? Round to the nearest cent. © $32,912.50 O $30.000 © $29.923.71 © $30.527.45

A savings loan offers 6% compounded quarterly. What is the effective rate to two decimal places? O 6.40% O 6.23% O 6.14% 0 6.27%

Determine if the lines L1: 2x-2y+1=0 and L2:2x+2y+3=0 are parallel, perpendicular, coincident or secant and why.

Three schools decide to collect money among their students to donate to various charitable institutions. If the first one collects 120 thousand, the second 280 thousand and the third 360 thousand pesos, what is the largest amount that each institution will receive so that it is the same and how many institutions can benefit?

What is the density of a cube whose side measures 4 cm and has a mass of 6.8 grams?

If the second differences of a sequence are a constant 2 the first of the first differences is 3 and the first term is 12 find the first five terms of the sequence

{x| −4<x≤4}

lim sin5-x/2x x->0 lim tan2x/sinx x->0 sachant que lim 1-4x/x² =1/2 calculer lim 1cos2x/3x² x->0

Oscar has a plot of land in which he has decided that he will use 3/4 of it for planting. vegetables. Of this part, 1/5 will be dedicated to planting lettuce. What total part of the land will Will the plot be used to grow lettuce?

Angel went to the doctor and was prescribed three different medications: one in capsules, a syrup and a few drops. The capsules should be taken every 6 hours, the syrup every 3 hours and the drops every 4 hours. If Cristóbal takes the three medications at 8:00 am when starting the treatment, At what time do you take the three medications together again?

Find the equation for the circle with center (-2, -5) and padding through (5, -4)

-2x+2x=

-x2+x2=

Carla's mother makes some delicious cakes. To make one, she adds a quarter of its weight in water, a fifth of its weight in butter and a tenth of its weight in sugar to the flour. How much water, butter and sugar will she need for 200 g of flour?

1087x35

1087x36

7126x26