Algebra Answers

(2/3-1/3)1/2

400 boys sit for an examination. 15% of them failed and 8% obtained distinction. How many failed and how many obtained distinction?

calculate 〖16(60)〗^(3/4)×(10)^(1/4)

Q=16(60)POUR OF 3/4+(10)POUR OF 1/4

A.Find the period of deferral in each of the following deferred annuity problem (one

way to finnd the period of deferral is to count the number of artificial payments)

1.Monthly payments of P2,000 for 5 years that will start 7 months from now

2. Annual payments of P8,000 for 12 years that will start 5 years from now

3. Quarterly payments of P 5,000 for 8 years that will start two years from now.

4.Semi-annual payments of P60,000 for 3 years that will start 5 years from now

5.Payments of P3,000 every 2 years for 10 years starting at the end of 6 years

Ben throws the ball to Lana. After T seconds of throwing, the height of the ball (m)

from the ground surface, the function h(t) = -1.7t² + 4,6t + 1,8

a) How high is the ball 2 seconds after the throw? 

b) Lana can't catch the ball. How long before the ball hits the ground? 

c) At what time is the ball peaking? What is the altitude of the ball in this case?

The first term in the arithmetic sequence is 1 and the fifth is 3. What is the tenth term in the sequence?

(a) Rowanberries contain 6,2% sugar. Nine-tenths of the rest of the material is water. The container contains 500 g of rowanberries. How many grams of water do the berries in the container contain? 

b) Up to 32.7% of the fox's hair may be on the fox's tail. If the fox's tail has a total of 15,400 hairs, how many hairs are there elsewhere in the fox's turkey? 

c) A small entrepreneur sells the jewelry he or she makes at a price of 12 euros per piece, which means that the average sales are 340 pieces per month. He will lower the price of jewelery by 11%, increasing his monthly jewelery sales by 5%. What percentage of an entrepreneur’s income will change? 

Last summer, at Camp Okey-Fun-Okey, the ratio of the number of boy campers to the number of girl campers was 8:7. If there were a total of 195 campers, how many boy campers were there? *

There were _______ boy campers