# Posts by mini

Total # Posts: 46

**math**

A tradesman allows a discount of 15% for cash payment.how much % above cp must he mark his goods to make a profit? (ans 20%) please help me

**math**

Rs 770 have been divided among A,B,C in such a way that A receives 2/9 th of what B and C together receive.then A share?

**math**

How many arrangement are possible from word "DIRECTION" so that a consonant from the first half of english alphabet occupies only the first position and vowels only the last position? (ans 36)?

**math**

Point A,B,C and D are midpoints of sides of square EFGH. If area of EFGH is 48cm2 then area of ABCD is? (ans 24cm2)

**math**

A hollow iron pipe is 2.1m long and its external diameter is 4.5 cm.if the thickness of pipe is 0.25cm and weight of iron is 4 gm/cm3, then the weight of pipe is? (ans 2.805kg) ?

**math**

In a shower,there is 5cm of rainfall.find volume of water that falls on 1.8 hectares of ground.1 hectare is 10000m2 (ans 90cu m)?

**math**

a boy has enough money to buy 20 exercisew book.if each book cost 25 paise less,he could buy 2 more books and still have 20 paise left.how much money did he have??? ans (48 rs)?

**Statistics**

6C3+6C2 = (6*5*4)/(2*3) + (6*5)/(2) = 20+15 =35

**math**

which method??

**math**

Rs 155 is divided into 4 parts in such a way that if the first part is diminished by 4,second be increased by 5,the third be divided by 2 and fourth be multiplied by 3,then find the first part? ans(40)

**math**

thank u steve

**math**

After 20% increase in cost per kg of rice, a family can now buy 4kg less rice in rs240.what was the original price per kg of rice? ans(10rs)

**math**

2 cogged wheels, one having 32 cogs and other 54 cogs,work together.if second wheel turns 160 times in three-quaters of a min,how often does the other wheel turn in 8 sec???

**math**

15L OF 36% Alcohol solution is mixed with 30L of 45% alcohol solution.what is concentration of resultant solution??? (ans 42% how???)

**math**

3 glasses A, B and C whose capacities are in the ratio 1:2:3 are filled with mixture of acid and water. The ratios of acid to water in A, B and C are 1:5, 3:5 and 5:7 respectively. The contents of these glasses are emptied into a single vessel. What is the ratio of acid to ...

**math**

How you got r=4??? 22500r=9000 r=2/5 ???

**math**

3 friends A,B,C started a business investing rs 5000,10000,7500.A left the business after 6 months while C invested 5000 more after 6 months. A profit of 9000 earned at the end of the year.profit of C is ???

**math**

A can do a piece of work in 12 days whereas B can destroy the work in 3 days. A does the work for 10 days and then B destroys the work up to 2 days. In how many days will the work be finished?

**maths**

the outer curved surface area of a pipe with length 18cm and diameter 10mm is what cm

**Physics**

. 47kt

**algebra**

y=70x+225

**algebra**

y=70x=225

**physics**

errors involved in measurement of side and mass of cube are 3% and 4% respectively. what is the maximum error in the density of cube?

**Math**

i did this question a very long time ago but i kind of rember it and i think the answer is 12 but im not sure sorry

**Math**

the answer is 37 and 39... they are both odd and they both add up to 76. your welcome!

**Maths**

when u have the answer y r u asking the question?

**Maths**

why don't u ask all ur questions in one question intead of like 3?

**physics**

a waterfall is 122 m in height. calculate the rise in temperature if all potential lost is converted to heat.

**Calculus**

show that the line y=2x-3 and 2y+x+1=0 are perpendicular to each other

**Government**

i think its A...im not sure though

**Government**

Most members of Congress are a. concerned with national issues, but even more concerned with local ones. b. controlled by special-interest groups. c. interested only in the work of the subcommittee on which they serve. d. opposed to the seniority system. e. more interested in ...

**Government**

A bill has been approved in the House and Senate, albeit in slightly different versions. The bill now goes to A) the president for her/his veto or signature. B) a conference committee. C) the standing committees in the House and Senate where the bill originated. D) the House ...

**Physics**

what is the required resistance of an immersion heater that will increase the temperature of 1.50 kg of water from 10 degrees C to 50 degrees C in 10 minutes while operating 120 V?

**Physics**

oh its a group of six friends working together and i didn't know they all posted it twice...sorry about that

**physis**

if someone dropped a 2.13 kg cannon ball from the 57.3 m tower of pisa, how much did gravity do on the ball

**math**

the number 5/4 can be named 1 1/4, or 1.25 than my problems says list both numbers divided by a comma, what does that mean?

**math**

how do you qraph -7/2? graph the number on the number line? what does that mean? I am really being helped, I just answer 4 correct algebra question alone.

**math**

add what is the answer x + q

**math**

translate to an algebraic edxpression the sum of x and q

**Math**

translate to an algebraic edxpression 47 less than y

**mat/116 week one**

thanks............!

**office finance**

an office has total expenses of $16,986 plus a total income in the amount of $20,986. The gross income of the business is a.$37.972, b.$16,986, c.$4.000, d.$20.986

**Science**

What is the molarity of a solution of sodium hydroxide, NaOH, if 23.64 mL of this solution is needed to neutralize 0.5632 g of potassium hydrogen phthalate (KNaP)?

**Science**

It is found that 24.68 mL of 0.1165 NaOH is needed to titrate 0.2931 g of an unknown acid to the phenolphthalein end point. What is the equivalent mass of the acid? equivalent mass = grams acid/moles H+

**oratorical piece**

penge naman po ng oratorical speech 2ngkol sa youth please! kailangn ko na po please !!!!!!!!! thanks

**hippo hunted egypt**

this is so funny u got to answer this ouesti0on

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