### Tag Archives: Free math problem solver

#### THREE SIBLINGS

The total of the ages of three siblings is 42 years. The second sibling’s age is half of theeldest sibling and double of the third sibling. What is the age of the middle sibling? Please attempt the above question, timed and then click below to reveal the few second technique leading to the correct answer Hours:Minutes:Seconds 00:00:00 StartPauseStopReset Reveal Technique

An automated answering machine checks for missed calls every three minutes and voice messages every seven minutes. It beeps every time when both are done at the same time. How many times it will beep during 45 minutes duration? Please attempt the above question timed, and then click below to reveal the few second technique leading to the correct answer

#### MORE THAN AND LESS THAN

An equality expression is -7<x<5. Which of the following options is the value of x in the above inequality expression?(multiple choice format –MCQ) a) 5 b) -4 c) -9 d) 7 e) 8 Please attempt the above question timed, and then click below to reveal the few second technique leading to the correct answer Hours:Minutes:Seconds 00:00:00 StartPauseStopReset Reveal Technique Technique

#### MIXING CAKE INGREDIENTS

A cake mixture is having flour, sugar and butter in the ratio 7:5:3.The weight of the cakewhen baked is 13.5 kg.What is the weight of sugarin the baked cake? Please attempt the above question timed, and then click below to reveal the few second technique leading to the correct answer Hours:Minutes:Seconds 00:00:00 StartPauseStopReset Reveal Technique Technique © : Step 1.

#### Two Consecutive Numbers

What are the two consecutive numbers make 639? Please attempt the above question timed by clicking on the digital timer below: Hours:Minutes:Seconds 00:00:00 StartPauseStopReset Now, please click on "Reveal Technique" below to reveal the "winning edge technique" leading to the correct answer: Reveal Technique Technique © : Step 1.  Subtract 1 from 639 639 – 1 = 638 Step 2.