Kerala PSC Maths Questions and Answers 7
This page contains Kerala PSC Maths Questions and Answers 7 for psc exam preparations in Malayalam and English.
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121. if one-third of one-fourth of a number is 15, then three-tenth of that number is
Answer: 54
122. A yacht covers a distance of 14km in 4 hours along with the flow. What is the speed of the yacht, if the speed of the water is 2 km per hour?
Answer: 1.5 km/hr
123. താഴെ കൊടുത്ത സംഖ്യാ ശ്രേണിയിലെ വിട്ടുപോയ സംഖ്യ ഏത്? ____, 7, 13, 19, 25
a. -2
b. -3
c. 1
d. 2
b. -3
c. 1
d. 2
Answer: 1
124. 100 രൂപക്ക് 40 മാന്പഴം വാങ്ങിയാല്‍ 40 രൂപക്ക് എത്ര മാന്പഴം കിട്ടും?
Answer: 16
125. 2+2X2-2- ന്‍റെ വിലയെത്ര ?
Answer: 5
126. ഓമന ഒരു ജോലി 15 ദിവസം കൊണ്ട് തീർക്കും. ഇന്ദിര ഒരു ജോലി 12 ദിവസം കൊണ്ട് തീർക്കും. സജിത കൂടി ചേർന്നപ്പോൾ അവർ ആ ജോലി 3 ദിവസങ്ങൾ കൊണ്ട് തീർത്തു. ആകെ കൂലി 600 രൂപ കിട്ടി. ജോലിക്ക് അനുസരിച്ച് ആണ് കൂലി കൊടുക്കുന്നത് എങ്കിൽ സജിതക്ക് എത്ര രൂപ കൂലിയായി ലഭിച്ചു ?
Answer: 330.
127. Which is the least number,when it is divided by 7,13 and 28,the reminder becomes 6?
Answer: 370
128. If the sides of a triangle are 8, 6, 10 cm respectively. Then its area is :
Answer: 48 cm2
129. ഒരു വര്‍ഷത്തിലെ മാര്‍ച്ച് 25 ചൊവ്വാഴ്ചയാണെങ്കില്‍ ആ മാസത്തില്‍ എത്ര ഞായറാഴ്ചയുണ്ട് ?
Answer: 5
130. What is the greatest number of four digits which is divisible by 15, 25, 40 and 75 ?
Answer: 9600
131. The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is25, then the other is:
Answer: 30
132. Three numbers which are co-prime to each other are such that the product of the first two is 119 and that of the last two is 391. What is the sum of the three numbers?
Answer: 47
133. . Ten years ago, R was half of S in age. If the ratio of their present ages is 3:4, what will be the total of their present ages?
Answer: 35
134. Speed of a man is 10 km/h in still water. If the rate of current is 3 km/h, then the effective speed of the man upstream is:
Answer: 7 km/h
135. Cow is related to Calf in the same way as Kangaroo is related to
Answer: Joey
136. Find next 5, 10, 13, 26, 29, 58, 61, (....)
Answer: .122
137. Argentina:Peso::Japan:?
Answer: Yen
138. The angle between the minute hand and the hour hand of a clock when the time is 4.20, is:
Answer: 10° Angle traced by hour hand in 13/3 hrs =(360/12 x 13/3)°= 130°. Required angle = (130 - 120)° = 10°.
139. Find the smallest number which when divided by 8, 12, 14 leaves remainder 6 in each case.
Answer: 174
140. ഒരു സമാന്തര ശ്രേണിയിലെ ആദ്യത്തെ n പദങ്ങളുടെ തുക 2n^2+3 ആയാല്‍ അതിന്‍റെ രണ്ടാം പദം എന്ത ്?
Answer: 6
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