al sah him

a monkey climbs 30m at the beginning of each hour and fall back 20m during each hourly period . if he begins his ascend at 8:00am at what time will he first make contact with the point 70m distant from the ground? a.11am b.12nn c.1pm

bert is twice as old as cheng five yrs ago the sum of thier ages was 26 . how old is bert?

the rectangular form of the equation r=5 a.x^2+y^2=5 b.x^2+y^2=25 c.x+y=5 d.x+y=25

length of the rectangle is five more than twice its width .area of the rectangle is 52 sq meter. find the length of the rectangle have my own sol. pls. continue L=5+2w LW=52 (5+2w)w=52 2w^2+5w=52 2w^2+5w-52=0 soo. pls could someone continue this~?

rj and joshua are running for fun . rj runs 7kph and joshua run at 5kph . if they start in the same time how long will it be before rj is one fourth ahead of joshua?

an empty 50 gallon is filled with water by faucet with a rate 4 gallon per min while it can be drain by a faucet at the bottom of the drum by half a gallon per minute . how long will it take the faucet to fill the drum up to brim if at the same time the f...

Victor jogs early morning from his house to rizal stadium at an average of 5kph rests for half and hour and jogs back with half his average speed going to stadium. If he consumes a total of 4 hrs. how far does victor jog?

the edge of a cubical box can be measured with an allowable error of 2 mm. What is the corresponding error in the total surface area of the cubical box whose edge is one meter.

using differential determine the appropriate increase in the surface area of a sphere if the radius increases from 4 cm to 4.05 cm.

tnx

tnx