TESTfunda - CAT Question of the Day 29-Dec-09

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	29-Dec-09 TestFunda Home | Sign up for Newsletters | Feedback CAT Question of the Day We have a radioactive substance which decays according to the rule that the decay rate at any instant of time is proportional to the amount of substance left. If 1/4th of the substance disappears after 10 days, then approximately how much time (in days) will it take for half the substance to disappear? Use:  ln (3/4) = −0.29 and ln (1/2) = −0.693 OPTIONS     1) 20 days   2) 24 days   3) 18 days   4) 30 days discuss | yesterday's solution | more questions Tip of the Day Use this time to get prepared for the next round of selection – GD & PI. Brush up on newsmakers of the last six months and keep yourself updated with current affairs. more tips Last year's Question of the day (29-Dec-08) In the question, a word has been used in sentences in five different ways. Choose the option corresponding to the sentence in which the usage of the word is incorrect or inappropriate. Injury OPTIONS     1) It adds insult at injury that after this carnage, the terrorists got away because of lackadaisical policing.   2) Sania missed the season due to a spate of injuries delaying her return to action.   3) Warm ups before exercising can help prevent injury later.   4) The footballer had to pull out of the match through injury.   5) While he nurses his injuries, his sister plays, blissfully unaware of the turmoil she would create in a short while. discuss TestFunda.com - LEARN with THE LEADER in Online MBA Test Prep Demo Lessons   |   Take a Free Test   |   Buy Courses   |   Fun Learning Games   |   100-Percentilers About TestFunda.com - TestFunda is backed by www.ZeusLearning.com. 5 IIT-IIM graduates form the Management Team. - The 85+ member team has vast experience in MBA Coaching and Computer-Based Training and Testing. - For 9 years Zeus has created award-winning courseware for companies like Discovery Channel, Reader's Digest, Texas Instruments, Pearson Education. - The TestFunda Advisory Board comprises CEOs and MDs of international educational companies. About This Newsletter You received this email because you have registered with www.TestFunda.com. If you do not want to receive this email or want to sign up for other newsletters from TestFunda  click here. Please do not reply to this mail. Mails sent to this account will not be monitored. Post your comments and solutions under the Question of the Day forum. Problems getting this mail? To get this mail in your inbox, add noreply@testfunda.com to your contact list.       UNSUBSCRIBE / SUBSCRIBE | ABOUT | WHY TESTFUNDA | FAQ | PRIVACY | SUPPORT | CONTACT | DISCUSS   © Enabilon Learning Private Limited. All rights reserved