JEE Main Physics drill numerical 930: Evaluate 12(12+1).
Correct Answer: 156
Explanation:
12×13=156.
MCQ Collection
jee-main-numerical MCQs
Practice jee-main-numerical questions with answers and explanations.
JEE Main Physics drill numerical 931: If the roots of z²−30z+221=0 are r and s, enter r+s.
Correct Answer: 30
Explanation:
Vieta gives r+s=30.
JEE Main Physics drill numerical 932: Enter the positive value of |14²−5|.
Correct Answer: 191
Explanation:
191
JEE Main Physics drill numerical 933: Enter the area of a triangle with base 15 and height 10.
Correct Answer: 75
Explanation:
Area=½×15×10=75.0.
JEE Main Physics drill numerical 934: A sequence starts at 31 and each term is three times the preceding term. Enter the second term.
Correct Answer: 93
Explanation:
93
JEE Main Physics drill numerical 919: A sequence starts at 32 and each term is three times the preceding term. Enter the second term.
Correct Answer: 96
Explanation:
96
JEE Main Physics drill numerical 920: Evaluate 2(13+1).
Correct Answer: 28
Explanation:
2×14=28.
JEE Main Physics drill numerical 921: If the roots of z²−21z+54=0 are r and s, enter r+s.
Correct Answer: 21
Explanation:
Vieta gives r+s=21.
JEE Main Physics drill numerical 922: Enter the positive value of |4²−6|.
Correct Answer: 10
Explanation:
10
JEE Main Physics drill numerical 923: Enter the area of a triangle with base 5 and height 11.
Correct Answer: 27.5
Explanation:
Area=½×5×11=27.5.
JEE Main Physics drill numerical 924: A sequence starts at 22 and each term is three times the preceding term. Enter the second term.
Correct Answer: 66
Explanation:
66
JEE Main Physics drill numerical 925: Evaluate 7(4+1).
Correct Answer: 35
Explanation:
7×5=35.