Tuesday

December 1, 2015
Number of results: 11

**mathss**

( )+ ( ) +( )=30.to find the answer in this numbers.1,3,5,7,9,11,13,15
*November 18, 2015 by surumi*

**MATHSS**

he law connecting friction F and load L for an experiment is of the form F =aL+b, where a and b are constants. When F =5.6, L=8.0 and when F =4.4, L=2.0. Find the values of a and b and the value of F when L=6.5.
*April 11, 2015 by VINNY*

**mathss**

How do i solve the following equations giving the answers either exactly or to 3 significant figures? a)3x + 5 = 2x 1 b)(x^2 + 9) / 2 = 10 c)x^2 = 4 (x 1) d)2^x = 5 e)3^x+1 = 7 What do you not understand about thse euqations. They seem pretty simple. Please be dtailed.
*August 13, 2007 by kat*

**mathss**

a combination lock has three dials, each numbered from 1-9. each combination consists of 3 digits, one from each dial. how many different combinations are possible? please help me i tried this for 10 mins i cant figure it out. thanks
*August 5, 2009 by Julia Ten*

**mathss**

Can someone explain how to do this: There are 100 boys , 80 girls, and 20 teachers. Out of these, how many ways can 2 girls, 2 boys and 1 teacher (all together in a group of 5) be chosen?
*August 19, 2008 by Rebekah*

**MATHSS**

Two resistors in series, R1 and R2, have a total resistance of 1,600 ohms. The resistance of R2 is 560 ohms less than twice R1. Find the resistance of R1 and R2.
*April 11, 2015 by VINNY*

**MATHSS**

A manufacture finds the total cost C for a product is expressed by C=3x2-8, and the total revenue R by R=3x-2, where x is the number of units sold. What is the breakeven point (where total cost=total revenue) to the nearest unit?
*April 11, 2015 by VINNY*

**mathss**

Raoul wants to create a weekly schedule for going to the gym. He wants to go to the gym the same three days each week, and he wants there to be at least one day in between each of his visits. How many different ways can Raoul schedule his weekly gym visits?
*April 29, 2013 by Anonymous*

**mathss**

If x thousand dollars is spent on labor and y thousand dollars is spent on euqpment,The output of a certain factory will be Q(x,y)=2x^2+y^2+6y units.If 120,000 dollars is available,how should this be allocated between labor and equipment to generate the largest possible output
*May 3, 2014 by tolasa*

**MATHSS**

The angle of a rotating shaft turns in t seconds is given by theta= ω+1/2at^2 and it is given that ω=3 2 rad/s and α=0.6 rad/s to complete θ=4 radians. Determine the time taken to complete θ=4 radians.
*April 11, 2015 by VINNY*

**MATHSS PLESE HELP**

Two flares are launched from a life raft. The height h of the first flare in metres above the sea is modelled by the formula h1= t2+t+1meters,and the second flare is h2=4-t where t is the time 12 in seconds after the flare is launched. Determine (i) Time taken and (ii) Height ...
*April 11, 2015 by VINNY*

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