The monthly income of Vivek and Sohan together is Rs. 46000. The income of Vivek and Sohan is increased by 20% and 30% respectively. The new income of Sohan is Rs. 4000 more than the new income of Vivek. What is the new income of Sohan?
Let the income of Vivek be x. Sohan’s income = 46000 - x New income of Sohan = New income of Vivek + 4000 Vivek’s new income = x * 120/100 Sohan’s new income = (46000 – x)*130/100 (46000 – x)* (130/100) = x * (120/100) + 4000 => (5980000 – 130)/100 = (120/100) + 4000 => (5980000 – 130x) = (120x + 400000) => 5980000 – 400000 = 120x + 130x => 5580000 = 250 Vivek’s income x = (5580000 /250) = 22320 Sohan’s income = 46000 – x = 23680 New Income of Sohan = 23680*(130/100) = Rs. 30784
tan 1˚ × tan 2˚× …………………….tan 88˚ × tan 89˚ = ?
If tan 2 θ = cot 4θ find (Sin 2θ + Cos 3θ)3 =?
The angle of elevation of the top of a 70 feet tall tower from the initial position of a person on the ground was 30°. She walked towards the tower in ...
A tree of height 'h' metres is broken by storm in such a way that its top touches the ground at a distance of 'x' metres from t...
If A and B are complementary angles, then the value of-
sin A cos B + cos A sin B – tan A tan B + sec 2
If (1+sinθ)/cosθ = x, then find the value of secθ
If 2y . cos θ - x . sin θ = 0 and 2x . sec θ - y . cosec θ = 3, what is the value of x² + 4y²?
If asinx +b cosx = c then find the value of acosx - bsinx =?
